Fatto generale: 64729 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 64729 is a boring number.
Trivia: 64729 is an uninteresting number.
Data storica: March 21st is the day in 1801 that the Battle of Alexandria is fought between British and French forces near the ruins of Nicopolis in Egypt.