Fatto generale: 8469 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 8469 is a value of n for which 2n and 3n together use each digit exactly once.
Trivia: 8469 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: March 9th is the day in 1944 that the Soviet Air Forces conduct heavy bombing on Tallinn, Estonia, killing up to 800 people, mostly civilians.