Fait général: 47452 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 47452 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 47452 is an unremarkable number.
Date historique: December 1st is the day in 1913 that the Buenos Aires Subway, the first underground railway system in the southern hemisphere and in Latin America, begins operation.