Fait général: 7584 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 7584 is an unremarkable number.
Culture générale: 7584 is an uninteresting number.
Date historique: October 5th is the day in 1903 that Sir Samuel Griffith is appointed the first Chief Justice of Australia and Sir Edmund Barton and Richard O'Connor are appointed as foundation justices.