725674528 has 24 divisors (see below), whose sum is σ = 1448798400. Its totient is φ = 357725760.

The previous prime is 725674517. The next prime is 725674591. The reversal of 725674528 is 825476527.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157428 + ... + 161971.

It is an arithmetic number, because the mean of its divisors is an integer number (60366600).

Almost surely, 2^725674528 is an apocalyptic number.

It is an amenable number.

725674528 is a deficient number, since it is larger than the sum of its proper divisors (723123872).

725674528 is a wasteful number, since it uses less digits than its factorization.

725674528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319480 (or 319472 counting only the distinct ones).

The product of its digits is 940800, while the sum is 46.

The square root of 725674528 is about 26938.3467941149. The cubic root of 725674528 is about 898.6294068129.

The spelling of 725674528 in words is "seven hundred twenty-five million, six hundred seventy-four thousand, five hundred twenty-eight".