725929634 has 16 divisors (see below), whose sum is σ = 1142019648. Its totient is φ = 345417072.

The previous prime is 725929613. The next prime is 725929679. The reversal of 725929634 is 436929527.

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, 30992 + ... + 49115.

It is an arithmetic number, because the mean of its divisors is an integer number (71376228).

Almost surely, 2^725929634 is an apocalyptic number.

725929634 is a deficient number, since it is larger than the sum of its proper divisors (416090014).

725929634 is a wasteful number, since it uses less digits than its factorization.

725929634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80329.

The product of its digits is 816480, while the sum is 47.

The square root of 725929634 is about 26943.0813753735. The cubic root of 725929634 is about 898.7346968507.

The spelling of 725929634 in words is "seven hundred twenty-five million, nine hundred twenty-nine thousand, six hundred thirty-four".