731504364 has 12 divisors (see below), whose sum is σ = 1706843544. Its totient is φ = 243834784.

The previous prime is 731504353. The next prime is 731504387. The reversal of 731504364 is 463405137.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30479337 + ... + 30479360.

It is an arithmetic number, because the mean of its divisors is an integer number (142236962).

Almost surely, 2^731504364 is an apocalyptic number.

It is an amenable number.

731504364 is an abundant number, since it is smaller than the sum of its proper divisors (975339180).

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

731504364 is a wasteful number, since it uses less digits than its factorization.

731504364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60958704 (or 60958702 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 731504364 is about 27046.3373490756. The cubic root of 731504364 is about 901.0294245592.

The spelling of 731504364 in words is "seven hundred thirty-one million, five hundred four thousand, three hundred sixty-four".