672388504 has 16 divisors (see below), whose sum is σ = 1269079920. Its totient is φ = 333967200.

The previous prime is 672388489. The next prime is 672388517. The reversal of 672388504 is 405883276.

It is a super-2 number, since 2×672388504² = 904212600622716032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277099 + ... + 279514.

It is an arithmetic number, because the mean of its divisors is an integer number (79317495).

Almost surely, 2^672388504 is an apocalyptic number.

It is an amenable number.

672388504 is a deficient number, since it is larger than the sum of its proper divisors (596691416).

672388504 is a wasteful number, since it uses less digits than its factorization.

672388504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556770 (or 556766 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 672388504 is about 25930.4551444821. The cubic root of 672388504 is about 876.0725911641.

The spelling of 672388504 in words is "six hundred seventy-two million, three hundred eighty-eight thousand, five hundred four".