725291798 has 96 divisors (see below), whose sum is σ = 1471599360. Its totient is φ = 260124480.

The previous prime is 725291789. The next prime is 725291813. The reversal of 725291798 is 897192527.

725291798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2362361 + ... + 2362667.

It is an arithmetic number, because the mean of its divisors is an integer number (15329160).

Almost surely, 2^725291798 is an apocalyptic number.

725291798 is an abundant number, since it is smaller than the sum of its proper divisors (746307562).

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

725291798 is a wasteful number, since it uses less digits than its factorization.

725291798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 379 counting only the distinct ones).

The product of its digits is 635040, while the sum is 50.

The square root of 725291798 is about 26931.2420433964. The cubic root of 725291798 is about 898.4713961612.

The spelling of 725291798 in words is "seven hundred twenty-five million, two hundred ninety-one thousand, seven hundred ninety-eight".