725737894 has 16 divisors (see below), whose sum is σ = 1247466528. Its totient is φ = 310194432.

The previous prime is 725737849. The next prime is 725737913. The reversal of 725737894 is 498737527.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64267 + ... + 74710.

It is an arithmetic number, because the mean of its divisors is an integer number (77966658).

Almost surely, 2^725737894 is an apocalyptic number.

725737894 is a deficient number, since it is larger than the sum of its proper divisors (521728634).

725737894 is a wasteful number, since it uses less digits than its factorization.

725737894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139359.

The product of its digits is 2963520, while the sum is 52.

The square root of 725737894 is about 26939.5228985222. The cubic root of 725737894 is about 898.6555621996.

The spelling of 725737894 in words is "seven hundred twenty-five million, seven hundred thirty-seven thousand, eight hundred ninety-four".