Fait général: 9239 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 9239 is a boring number.
Culture générale: 9239 is a boring number.
Date historique: April 17th is the day in 1492 that Spain and Christopher Columbus sign the Capitulations of Santa Fe for his voyage to Asia to acquire spices.