Question: What number president was the father of Michael Gerald Ford?
Context: The presidency of Gerald Ford began on August 9, 1974, when Gerald Ford became President of the United States upon the resignation of Richard Nixon from office, and ended on January 20, 1977, a period of days.  Ford had served as Vice President of the United States since December 6, 1973, following Spiro Agnew's resignation from that office.  The 38th United States president, Ford has the distinction of being the first, and to date the only person to serve as president without being elected to either the presidency or the vice presidency.  His presidency ended following his defeat in the 1976 presidential election by Democrat Jimmy Carter. Michael Gerald Ford (born March 14, 1950) is the oldest of four children of U.S. President Gerald R. Ford and Betty Ford.  Prior to his birth, Ford's mother wanted to name him after his father.  However, Ford's father had always disliked being called "Junior" and he refused to "inflict the nickname on any son."  The Fords settled on his name as a compromise. The inauguration of Gerald Ford as the 38th President of the United States was held on Friday, August 9, 1974, in the East Room of the White House in Washington, D.C., following the resignation of President Richard Nixon.  The inauguration marked the commencement of Gerald Ford's only term (a partial term of ) as President.  Chief Justice Warren Burger administered the oath of office.  The Bible upon which Ford recited the oath was held by his wife, Betty Ford, open to Proverbs 3:5-6. Elizabeth Ann "Betty" Ford (née Bloomer; April 8, 1918 – July 8, 2011) was First Lady of the United States from 1974 to 1977, as the wife of the 38th President of the United States, Gerald Ford.  As First Lady, she was active in social policy and created precedents as a politically active presidential wife. On December 26, 2006, Gerald Ford, the 38th President of the United States, died at his home in Rancho Mirage, California at 6:45 p.m. local time (02:45, December 27, UTC).  At 8:49 p.m. local time, President Ford's wife of 58 years, Betty Ford, issued a statement that confirmed his death: "My family joins me in sharing the difficult news that Gerald Ford, our beloved husband, father, grandfather and great grandfather has died at 93 years of age.  His life was filled with love of God, his family and his country."  The causes of death listed on the subsequent death certificate were arteriosclerotic cerebrovascular disease and cardiac arrest. The presidency of Gerald Ford began on August 9, 1974, when Gerald Ford became President of the United States, and ended on January 20, 1977, a span of days.  Ford, the 38th United States president, succeeded Richard Nixon, who had resigned from office.  Prior to this he was the 40th Vice President of the United States, serving from 1973 until President Richard Nixon's resignation in 1974.  He was the first person appointed to the vice presidency under the terms of the Twenty-fifth Amendment to the United States Constitution, following the resignation of Vice President Spiro Agnew on October 10, 1973.  Ford has the distinction of being the first, and to date the only person to have served as both vice president and president without being elected to either office. John "Jack" Gardner Ford (born March 16, 1952) is the second child and second son of U.S. President Gerald Ford and Betty Ford.  Married to Juliann Felando Ford on April 29, 1989 and they have two sons, Christian Gerald Ford (born October 14, 1997), and Jonathan August Ford (born November 29, 1999).  He is a 1970 graduate of T.C. Williams High School in Alexandria, Virginia.  He attended Utah State University, studying Forestry. Bobbie Kilberg (born Barbara Greene; October 25, 1944) is a Republican operative who has worked for Presidents Richard Nixon, Gerald Ford, George H.W. Bush, and George W. Bush.  Kilberg is currently the President and CEO of the Northern Virginia Technology Council and has been since 1998.  She was briefly an attorney with the Washington law firm of Arnold & Porter from 1971 to 1973.  Her White House experiences include serving on the staff of President Richard Nixon's Domestic Policy Council, serving under President Gerald Ford as Associate Counsel and serving for President George H.W. Bush as Deputy Assistant to the President for Public Liaison and as Director of the White House Office of Intergovernmental Affairs. The NCAA Gerald R. Ford Award was named in recognition of Gerald Ford, 38th President of the United States.  Presented by the National Collegiate Athletic Association, the award honors an individual who has provided significant leadership in the role of advocate for intercollegiate athletics and has done so a continuous basis over the course of their career.  Ford played the position of center in football at the University of Michigan, participating on national championship teams in 1932 and 1933.  He turned down offers from Green Bay Packers and Detroit Lions to study law at Yale University.  The Gerald Ford Award was first awarded in 2004. James M. Cannon was a historian, author and former Assistant to the President of the United States for Foreign Affairs during the Gerald Ford administration.  Prior to his work with Ford, he served as an aide to both Governor of New York and Vice President, Nelson D. Rockefeller after a career as a journalist.  After leaving the White House at the end of the Ford Administration, Cannon became Ford's official biographer, publishing "Time and Chance: Gerald Ford's Appointment with History".
Answer: 38th