Fatto generale: 7242 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 7242 is an unremarkable number.
Trivia: 7242 is an uninteresting number.
Data storica: October 29th is the day in 1994 that Francisco Martin Duran fires over two dozen shots at the White House (Duran is later convicted of trying to kill US President Bill Clinton).