507172072 has 16 divisors (see below), whose sum is σ = 1037397600. Its totient is φ = 230532720.

The previous prime is 507172069. The next prime is 507172129. The reversal of 507172072 is 270271705.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2881572 + ... + 2881747.

It is an arithmetic number, because the mean of its divisors is an integer number (64837350).

Almost surely, 2^507172072 is an apocalyptic number.

It is an amenable number.

507172072 is an abundant number, since it is smaller than the sum of its proper divisors (530225528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

507172072 is a wasteful number, since it uses less digits than its factorization.

507172072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5763336 (or 5763332 counting only the distinct ones).

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 507172072 is about 22520.4811671509. The cubic root of 507172072 is about 797.4775088241.

The spelling of 507172072 in words is "five hundred seven million, one hundred seventy-two thousand, seventy-two".