52525156 has 12 divisors (see below), whose sum is σ = 92214892. Its totient is φ = 26178048.

The previous prime is 52525147. The next prime is 52525171. The reversal of 52525156 is 65152525.

It can be written as a sum of positive squares in 2 ways, for example, as 6502500 + 46022656 = 2550^2 + 6784^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 19725 + ... + 22228.

Almost surely, 2^52525156 is an apocalyptic number.

It is an amenable number.

52525156 is a deficient number, since it is larger than the sum of its proper divisors (39689736).

52525156 is a wasteful number, since it uses less digits than its factorization.

52525156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42270 (or 42268 counting only the distinct ones).

The product of its digits is 15000, while the sum is 31.

The square root of 52525156 is about 7247.4240941179. The cubic root of 52525156 is about 374.5034161838.

The spelling of 52525156 in words is "fifty-two million, five hundred twenty-five thousand, one hundred fifty-six".