Fait général: 52579 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 52579 is an uninteresting number.
Culture générale: 52579 is a boring number.
Date historique: December 15th is the day in 1942 that the Battle of Mount Austen, the Galloping Horse, and the Sea Horse begins during the Guadalcanal campaign.