52664652 has 36 divisors (see below), whose sum is σ = 133396536. Its totient is φ = 17519040.

The previous prime is 52664627. The next prime is 52664659. The reversal of 52664652 is 25646625.

52664652 is a `hidden beast` number, since 5 + 2 + 6 + 646 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×52664652² = 5547131140562208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52664659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21027 + ... + 23397.

Almost surely, 2^52664652 is an apocalyptic number.

It is an amenable number.

52664652 is an abundant number, since it is smaller than the sum of its proper divisors (80731884).

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

52664652 is a wasteful number, since it uses less digits than its factorization.

52664652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998 (or 2993 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 52664652 is about 7257.0415459745. The cubic root of 52664652 is about 374.8346577759.

The spelling of 52664652 in words is "fifty-two million, six hundred sixty-four thousand, six hundred fifty-two".