Fatto generale: 28529 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 28529 is an unremarkable number.
Trivia: 28529 is a boring number.
Data storica: February 8th is the day in 1693 that the College of William and Mary in Williamsburg, Virginia is granted a charter by King William III and Queen Mary II.