623163604 has 12 divisors (see below), whose sum is σ = 1246327264. Its totient is φ = 267070104.

The previous prime is 623163601. The next prime is 623163623. The reversal of 623163604 is 406361326.

623163604 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623163601) by changing a digit.

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, 11127894 + ... + 11127949.

Almost surely, 2^623163604 is an apocalyptic number.

It is an amenable number.

623163604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

623163604 is a wasteful number, since it uses less digits than its factorization.

623163604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22255854 (or 22255852 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 623163604 is about 24963.2450614899. The cubic root of 623163604 is about 854.1497670560.

The spelling of 623163604 in words is "six hundred twenty-three million, one hundred sixty-three thousand, six hundred four".