Fatto generale: 24457 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 24457 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 24457 is an uninteresting number.
Data storica: December 16th is the day in 1920 that the Haiyuan earthquake, magnitude 8.5, rocks the Gansu province in China, killing an estimated 200,000.