Fatto generale: 28948 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 28948 is an uninteresting number.
Trivia: 28948 is an unremarkable number.
Data storica: April 3rd is the day in 1996 that a United States Air Force airplane carrying United States Secretary of Commerce Ron Brown crashes in Croatia, killing all 35 on board.