Fait général: 4717 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 4717 is a boring number.
Culture générale: 4717 is a boring number.
Date historique: November 29th is the day in 1963 that U.S. President Lyndon B. Johnson establishes the Warren Commission to investigate the assassination of President John F. Kennedy.