525252524 has 24 divisors (see below), whose sum is σ = 953299200. Its totient is φ = 252927360.

The previous prime is 525252523. The next prime is 525252529. The reversal of 525252524 is 425252525.

It is not an unprimeable number, because it can be changed into a prime (525252521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41909 + ... + 52979.

It is an arithmetic number, because the mean of its divisors is an integer number (39720800).

Almost surely, 2^525252524 is an apocalyptic number.

It is an amenable number.

525252524 is a deficient number, since it is larger than the sum of its proper divisors (428046676).

525252524 is a wasteful number, since it uses less digits than its factorization.

525252524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11513 (or 11511 counting only the distinct ones).

The product of its digits is 40000, while the sum is 32.

The square root of 525252524 is about 22918.3883377518. The cubic root of 525252524 is about 806.8436449642.

Subtracting from 525252524 its reverse (425252525), we obtain a palindrome (99999999).

The spelling of 525252524 in words is "five hundred twenty-five million, two hundred fifty-two thousand, five hundred twenty-four".