52657508 has 12 divisors (see below), whose sum is σ = 92264172. Its totient is φ = 26296320.

The previous prime is 52657481. The next prime is 52657513. The reversal of 52657508 is 80575625.

It can be written as a sum of positive squares in 2 ways, for example, as 45050944 + 7606564 = 6712^2 + 2758^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4253 + ... + 11108.

It is an arithmetic number, because the mean of its divisors is an integer number (7688681).

Almost surely, 2^52657508 is an apocalyptic number.

It is an amenable number.

52657508 is a deficient number, since it is larger than the sum of its proper divisors (39606664).

52657508 is a wasteful number, since it uses less digits than its factorization.

52657508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16222 (or 16220 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 52657508 is about 7256.5493176854. The cubic root of 52657508 is about 374.8177081409.

The spelling of 52657508 in words is "fifty-two million, six hundred fifty-seven thousand, five hundred eight".