725168732 has 24 divisors (see below), whose sum is σ = 1293823440. Its totient is φ = 355541760.

The previous prime is 725168701. The next prime is 725168749. The reversal of 725168732 is 237861527.

725168732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 725168732.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77819 + ... + 86637.

It is an arithmetic number, because the mean of its divisors is an integer number (53909310).

Almost surely, 2^725168732 is an apocalyptic number.

It is an amenable number.

725168732 is a deficient number, since it is larger than the sum of its proper divisors (568654708).

725168732 is a wasteful number, since it uses less digits than its factorization.

725168732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9221 (or 9219 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 725168732 is about 26928.9571279691. The cubic root of 725168732 is about 898.4205763690.

The spelling of 725168732 in words is "seven hundred twenty-five million, one hundred sixty-eight thousand, seven hundred thirty-two".