Fait général: 13324 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 13324 is an unremarkable number.
Culture générale: 13324 is a boring number.
Date historique: June 23rd is the day in 1938 that the Civil Aeronautics Act is signed into law, forming the Civil Aeronautics Authority in the United States.