725835278 has 16 divisors (see below), whose sum is σ = 1245386880. Its totient is φ = 310797816.

The previous prime is 725835239. The next prime is 725835301. The reversal of 725835278 is 872538527.

It is a happy number.

725835278 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 7 ways as a sum of consecutive naturals, for example, 6008 + ... + 38571.

It is an arithmetic number, because the mean of its divisors is an integer number (77836680).

Almost surely, 2^725835278 is an apocalyptic number.

725835278 is a deficient number, since it is larger than the sum of its proper divisors (519551602).

725835278 is a wasteful number, since it uses less digits than its factorization.

725835278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45751.

The product of its digits is 940800, while the sum is 47.

The square root of 725835278 is about 26941.3302938069. The cubic root of 725835278 is about 898.6957561226.

The spelling of 725835278 in words is "seven hundred twenty-five million, eight hundred thirty-five thousand, two hundred seventy-eight".