564026564 has 6 divisors (see below), whose sum is σ = 987046494. Its totient is φ = 282013280.

The previous prime is 564026531. The next prime is 564026621. The reversal of 564026564 is 465620465.

It can be written as a sum of positive squares in only one way, i.e., 466214464 + 97812100 = 21592^2 + 9890^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70503317 + ... + 70503324.

It is an arithmetic number, because the mean of its divisors is an integer number (164507749).

Almost surely, 2^564026564 is an apocalyptic number.

It is an amenable number.

564026564 is a deficient number, since it is larger than the sum of its proper divisors (423019930).

564026564 is a wasteful number, since it uses less digits than its factorization.

564026564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141006645 (or 141006643 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 564026564 is about 23749.2434405814. The cubic root of 564026564 is about 826.2278937419.

The spelling of 564026564 in words is "five hundred sixty-four million, twenty-six thousand, five hundred sixty-four".