52564968 has 24 divisors (see below), whose sum is σ = 142363650. Its totient is φ = 17521632.

The previous prime is 52564951. The next prime is 52564973. The reversal of 52564968 is 86946525.

52564968 is a `hidden beast` number, since 525 + 64 + 9 + 68 = 666.

It can be written as a sum of positive squares in only one way, i.e., 31606884 + 20958084 = 5622^2 + 4578^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364963 + ... + 365106.

Almost surely, 2^52564968 is an apocalyptic number.

It is an amenable number.

52564968 is an abundant number, since it is smaller than the sum of its proper divisors (89798682).

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

52564968 is a wasteful number, since it uses less digits than its factorization.

52564968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730081 (or 730074 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 52564968 is about 7250.1702048986. The cubic root of 52564968 is about 374.5980119022.

The spelling of 52564968 in words is "fifty-two million, five hundred sixty-four thousand, nine hundred sixty-eight".