725227712 has 28 divisors (see below), whose sum is σ = 1569954696. Its totient is φ = 329648640.

The previous prime is 725227709. The next prime is 725227729. The reversal of 725227712 is 217722527.

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, 514373 + ... + 515780.

Almost surely, 2^725227712 is an apocalyptic number.

It is an amenable number.

725227712 is an abundant number, since it is smaller than the sum of its proper divisors (844726984).

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

725227712 is a wasteful number, since it uses less digits than its factorization.

725227712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030176 (or 1030166 counting only the distinct ones).

The product of its digits is 27440, while the sum is 35.

The square root of 725227712 is about 26930.0522093813. The cubic root of 725227712 is about 898.4449327276. Note that the first 3 decimals are identical.

The spelling of 725227712 in words is "seven hundred twenty-five million, two hundred twenty-seven thousand, seven hundred twelve".