Fatto generale: 28486 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 28486 is an unremarkable number.
Trivia: 28486 is an uninteresting number.
Data storica: December 27th is the day in 2002 that the company Clonaid announces that it has successfully cloned a human being, although it has never presented any verifiable evidence.