564881924 has 6 divisors (see below), whose sum is σ = 988543374. Its totient is φ = 282440960.

The previous prime is 564881917. The next prime is 564881959. The reversal of 564881924 is 429188465.

It can be written as a sum of positive squares in only one way, i.e., 539075524 + 25806400 = 23218^2 + 5080^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70610237 + ... + 70610244.

It is an arithmetic number, because the mean of its divisors is an integer number (164757229).

Almost surely, 2^564881924 is an apocalyptic number.

It is an amenable number.

564881924 is a deficient number, since it is larger than the sum of its proper divisors (423661450).

564881924 is a wasteful number, since it uses less digits than its factorization.

564881924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141220485 (or 141220483 counting only the distinct ones).

The product of its digits is 552960, while the sum is 47.

The square root of 564881924 is about 23767.2447709027. The cubic root of 564881924 is about 826.6453476841.

The spelling of 564881924 in words is "five hundred sixty-four million, eight hundred eighty-one thousand, nine hundred twenty-four".