725615932 has 12 divisors (see below), whose sum is σ = 1284096240. Its totient is φ = 358731296.

The previous prime is 725615929. The next prime is 725615959. The reversal of 725615932 is 239516527.

It is a congruent number.

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, 1018768 + ... + 1019479.

It is an arithmetic number, because the mean of its divisors is an integer number (107008020).

Almost surely, 2^725615932 is an apocalyptic number.

It is an amenable number.

725615932 is a deficient number, since it is larger than the sum of its proper divisors (558480308).

725615932 is a wasteful number, since it uses less digits than its factorization.

725615932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038340 (or 2038338 counting only the distinct ones).

The product of its digits is 113400, while the sum is 40.

The square root of 725615932 is about 26937.2591775778. The cubic root of 725615932 is about 898.6052189693.

The spelling of 725615932 in words is "seven hundred twenty-five million, six hundred fifteen thousand, nine hundred thirty-two".