623125504 has 22 divisors (see below), whose sum is σ = 1245644534. Its totient is φ = 311562240.

The previous prime is 623125493. The next prime is 623125543. The reversal of 623125504 is 405521326.

It can be written as a sum of positive squares in only one way, i.e., 623001600 + 123904 = 24960^2 + 352^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303237 + ... + 305284.

Almost surely, 2^623125504 is an apocalyptic number.

623125504 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

623125504 is a deficient number, since it is larger than the sum of its proper divisors (622519030).

623125504 is an equidigital number, since it uses as much as digits as its factorization.

623125504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608541 (or 608523 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 623125504 is about 24962.4819278853. The cubic root of 623125504 is about 854.1323592307.

The spelling of 623125504 in words is "six hundred twenty-three million, one hundred twenty-five thousand, five hundred four".