525503532 has 48 divisors (see below), whose sum is σ = 1249420032. Its totient is φ = 171862080.

The previous prime is 525503527. The next prime is 525503543. The reversal of 525503532 is 235305525.

It is a self number, because there is not a number n which added to its sum of digits gives 525503532.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429073 + ... + 430295.

It is an arithmetic number, because the mean of its divisors is an integer number (26029584).

Almost surely, 2^525503532 is an apocalyptic number.

It is an amenable number.

525503532 is an abundant number, since it is smaller than the sum of its proper divisors (723916500).

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

525503532 is a wasteful number, since it uses less digits than its factorization.

525503532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878 (or 1876 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 30.

The square root of 525503532 is about 22923.8638104487. The cubic root of 525503532 is about 806.9721494759.

The spelling of 525503532 in words is "five hundred twenty-five million, five hundred three thousand, five hundred thirty-two".