The square root of 518400 is 720.
It is a Jordan-Polya number, since it can be written as (6!)2.
It is a tau number, because it is divible by the number of its divisors (135).
It is a Duffinian number.
It is a nialpdrome in base 12.
It is an unprimeable number.
518400 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2518400 is an apocalyptic number.
518400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
518400 is the 720-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 518400
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
518400 is an equidigital number, since it uses as much as digits as its factorization.
518400 is an evil number, because the sum of its binary digits is even.
The cubic root of 518400 is about 80.3319540099.
518400 divided by its product of nonzero digits (160) gives a triangular number (3240 = T80).
The spelling of 518400 in words is "five hundred eighteen thousand, four hundred".