572428864 has 28 divisors (see below), whose sum is σ = 1298187904. Its totient is φ = 245326464.

The previous prime is 572428849. The next prime is 572428867. The reversal of 572428864 is 468824275.

It is a tau number, because it is divible by the number of its divisors (28).

It is not an unprimeable number, because it can be changed into a prime (572428867) 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, 638424 + ... + 639319.

Almost surely, 2^572428864 is an apocalyptic number.

It is an amenable number.

572428864 is an abundant number, since it is smaller than the sum of its proper divisors (725759040).

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

572428864 is a wasteful number, since it uses less digits than its factorization.

572428864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277762 (or 1277752 counting only the distinct ones).

The product of its digits is 860160, while the sum is 46.

The square root of 572428864 is about 23925.4856586026. The cubic root of 572428864 is about 830.3104582054.

The spelling of 572428864 in words is "five hundred seventy-two million, four hundred twenty-eight thousand, eight hundred sixty-four".