52561508 has 18 divisors (see below), whose sum is σ = 94292898. Its totient is φ = 25636480.

The previous prime is 52561499. The next prime is 52561517. The reversal of 52561508 is 80516525.

It is an interprime number because it is at equal distance from previous prime (52561499) and next prime (52561517).

It can be written as a sum of positive squares in 3 ways, for example, as 13897984 + 38663524 = 3728^2 + 6218^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2816 + ... + 10632.

Almost surely, 2^52561508 is an apocalyptic number.

It is an amenable number.

52561508 is a deficient number, since it is larger than the sum of its proper divisors (41731390).

52561508 is a wasteful number, since it uses less digits than its factorization.

52561508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7903 (or 7860 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 52561508 is about 7249.9315858841. The cubic root of 52561508 is about 374.5897926286.

The spelling of 52561508 in words is "fifty-two million, five hundred sixty-one thousand, five hundred eight".