52530664 has 8 divisors (see below), whose sum is σ = 98495010. Its totient is φ = 26265328.

The previous prime is 52530661. The next prime is 52530679. The reversal of 52530664 is 46603525.

It can be written as a sum of positive squares in only one way, i.e., 52446564 + 84100 = 7242^2 + 290^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (52530661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3283159 + ... + 3283174.

Almost surely, 2^52530664 is an apocalyptic number.

It is an amenable number.

52530664 is a deficient number, since it is larger than the sum of its proper divisors (45964346).

52530664 is a wasteful number, since it uses less digits than its factorization.

52530664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6566339 (or 6566335 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 52530664 is about 7247.8040812373. The cubic root of 52530664 is about 374.5165063732.

The spelling of 52530664 in words is "fifty-two million, five hundred thirty thousand, six hundred sixty-four".