564157504 has 21 divisors (see below), whose sum is σ = 1119877237. Its totient is φ = 281983744.

The previous prime is 564157459. The next prime is 564157543. The reversal of 564157504 is 405751465.

It is a happy number.

The square root of 564157504 is 23752.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3415104 + 560742400 = 1848^2 + 23680^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 188532 + ... + 191500.

Almost surely, 2^564157504 is an apocalyptic number.

564157504 is the 23752-nd square number.

It is an amenable number.

564157504 is a deficient number, since it is larger than the sum of its proper divisors (555719733).

564157504 is an frugal number, since it uses more digits than its factorization.

564157504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5950 (or 2971 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The cubic root of 564157504 is about 826.2918256655.

The spelling of 564157504 in words is "five hundred sixty-four million, one hundred fifty-seven thousand, five hundred four".