725598402 has 32 divisors (see below), whose sum is σ = 1511818560. Its totient is φ = 231962880.

The previous prime is 725598373. The next prime is 725598421. The reversal of 725598402 is 204895527.

725598402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10483 + ... + 39510.

It is an arithmetic number, because the mean of its divisors is an integer number (47244330).

Almost surely, 2^725598402 is an apocalyptic number.

725598402 is an abundant number, since it is smaller than the sum of its proper divisors (786220158).

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

725598402 is a wasteful number, since it uses less digits than its factorization.

725598402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50098.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 725598402 is about 26936.9337898730. The cubic root of 725598402 is about 898.5979825073.

The spelling of 725598402 in words is "seven hundred twenty-five million, five hundred ninety-eight thousand, four hundred two".