725676336 has 120 divisors (see below), whose sum is σ = 2532052224. Its totient is φ = 188484480.

The previous prime is 725676319. The next prime is 725676379. The reversal of 725676336 is 633676527.

725676336 is a `hidden beast` number, since 7 + 2 + 5 + 6 + 7 + 633 + 6 = 666.

It is a super-2 number, since 2×725676336² = 1053212289260769792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 725676291 and 725676300.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21636 + ... + 43811.

Almost surely, 2^725676336 is an apocalyptic number.

It is an amenable number.

725676336 is an abundant number, since it is smaller than the sum of its proper divisors (1806375888).

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

725676336 is a wasteful number, since it uses less digits than its factorization.

725676336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65479 (or 65470 counting only the distinct ones).

The product of its digits is 952560, while the sum is 45.

The square root of 725676336 is about 26938.3803522038. The cubic root of 725676336 is about 898.6301531165.

The spelling of 725676336 in words is "seven hundred twenty-five million, six hundred seventy-six thousand, three hundred thirty-six".