725935172 has 12 divisors (see below), whose sum is σ = 1275449616. Its totient is φ = 361521000.

The previous prime is 725935157. The next prime is 725935183. The reversal of 725935172 is 271539527.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360518 + ... + 362525.

It is an arithmetic number, because the mean of its divisors is an integer number (106287468).

Almost surely, 2^725935172 is an apocalyptic number.

It is an amenable number.

725935172 is a deficient number, since it is larger than the sum of its proper divisors (549514444).

725935172 is a wasteful number, since it uses less digits than its factorization.

725935172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723298 (or 723296 counting only the distinct ones).

The product of its digits is 132300, while the sum is 41.

The square root of 725935172 is about 26943.1841473869. The cubic root of 725935172 is about 898.7369822789.

The spelling of 725935172 in words is "seven hundred twenty-five million, nine hundred thirty-five thousand, one hundred seventy-two".