Fatto generale: 24043 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 24043 is a boring number.
Trivia: 24043 is an unremarkable number.
Data storica: October 28th is the day in 1664 that the Duke of York and Albany's Maritime Regiment of Foot, later to be known as the Royal Marines, is established.