313504732 has 24 divisors (see below), whose sum is σ = 568431360. Its totient is φ = 151112640.

The previous prime is 313504729. The next prime is 313504733. The reversal of 313504732 is 237405313.

It is a super-3 number, since 3×313504732³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 313504732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313504733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90757 + ... + 94147.

It is an arithmetic number, because the mean of its divisors is an integer number (23684640).

Almost surely, 2^313504732 is an apocalyptic number.

It is an amenable number.

313504732 is a deficient number, since it is larger than the sum of its proper divisors (254926628).

313504732 is a wasteful number, since it uses less digits than its factorization.

313504732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4221 (or 4219 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 313504732 is about 17706.0648366598. The cubic root of 313504732 is about 679.3308960434.

The spelling of 313504732 in words is "three hundred thirteen million, five hundred four thousand, seven hundred thirty-two".