General fact: 7389 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 7389 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 7389 is an unremarkable number.
Historical date: March 24th is the day in 1986 that the Loscoe gas explosion leads to new UK laws on landfill gas migration and gas protection on landfill sites.