725502052 has 48 divisors (see below), whose sum is σ = 1464712704. Its totient is φ = 311328000.

The previous prime is 725502007. The next prime is 725502067. The reversal of 725502052 is 250205527.

It is a self number, because there is not a number n which added to its sum of digits gives 725502052.

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, 49438 + ... + 62410.

It is an arithmetic number, because the mean of its divisors is an integer number (30514848).

Almost surely, 2^725502052 is an apocalyptic number.

It is an amenable number.

725502052 is an abundant number, since it is smaller than the sum of its proper divisors (739210652).

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

725502052 is a wasteful number, since it uses less digits than its factorization.

725502052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13060 (or 13058 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 725502052 is about 26935.1452938350. The cubic root of 725502052 is about 898.5582067177.

Adding to 725502052 its reverse (250205527), we get a palindrome (975707579).

The spelling of 725502052 in words is "seven hundred twenty-five million, five hundred two thousand, fifty-two".