Fatto matematico: 56414 is an uninteresting number.
Trivia: 56414 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: June 15th is the day in 1985 that Rembrandt's painting Danaë is attacked by a man (later judged insane) who throws sulfuric acid on the canvas and cuts it twice with a knife.