564204560 has 20 divisors (see below), whose sum is σ = 1311775788. Its totient is φ = 225681792.

The previous prime is 564204547. The next prime is 564204569. The reversal of 564204560 is 65402465.

It can be written as a sum of positive squares in 2 ways, for example, as 84419344 + 479785216 = 9188^2 + 21904^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (564204569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3526199 + ... + 3526358.

Almost surely, 2^564204560 is an apocalyptic number.

It is an amenable number.

564204560 is an abundant number, since it is smaller than the sum of its proper divisors (747571228).

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

564204560 is a wasteful number, since it uses less digits than its factorization.

564204560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7052570 (or 7052564 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 564204560 is about 23752.9905485604. The cubic root of 564204560 is about 826.3147985096.

The spelling of 564204560 in words is "five hundred sixty-four million, two hundred four thousand, five hundred sixty".