General fact: 28355 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 28355 is an unremarkable number.
Trivia: 28355 is an unremarkable number.
Historical date: August 18th is the day in 1958 that Brojen Das from Bangladesh swims across the English Channel in a competition, as the first Bangali as well as the first Asian to ever do it.