725863402 has 16 divisors (see below), whose sum is σ = 1196848224. Its totient is φ = 327418000.

The previous prime is 725863393. The next prime is 725863409. The reversal of 725863402 is 204368527.

It is not an unprimeable number, because it can be changed into a prime (725863409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123049 + ... + 128812.

It is an arithmetic number, because the mean of its divisors is an integer number (74803014).

Almost surely, 2^725863402 is an apocalyptic number.

725863402 is a deficient number, since it is larger than the sum of its proper divisors (470984822).

725863402 is a wasteful number, since it uses less digits than its factorization.

725863402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252005.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 725863402 is about 26941.8522377360. The cubic root of 725863402 is about 898.7073632525.

The spelling of 725863402 in words is "seven hundred twenty-five million, eight hundred sixty-three thousand, four hundred two".