525272052 has 48 divisors (see below), whose sum is σ = 1299799872. Its totient is φ = 164528640.

The previous prime is 525272021. The next prime is 525272063. The reversal of 525272052 is 250272525.

It is a super-2 number, since 2×525272052² = 551821457224581408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156027 + ... + 159357.

It is an arithmetic number, because the mean of its divisors is an integer number (27079164).

Almost surely, 2^525272052 is an apocalyptic number.

It is an amenable number.

525272052 is an abundant number, since it is smaller than the sum of its proper divisors (774527820).

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

525272052 is a wasteful number, since it uses less digits than its factorization.

525272052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128 (or 4126 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 525272052 is about 22918.8143672399. The cubic root of 525272052 is about 806.8536438674.

The spelling of 525272052 in words is "five hundred twenty-five million, two hundred seventy-two thousand, fifty-two".