313415872 has 56 divisors (see below), whose sum is σ = 775411200. Its totient is φ = 122108160.

The previous prime is 313415867. The next prime is 313415891. The reversal of 313415872 is 278514313.

It is a tau number, because it is divible by the number of its divisors (56).

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, 26872 + ... + 36727.

Almost surely, 2^313415872 is an apocalyptic number.

313415872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

313415872 is an abundant number, since it is smaller than the sum of its proper divisors (461995328).

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

313415872 is a wasteful number, since it uses less digits than its factorization.

313415872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63629 (or 63619 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 313415872 is about 17703.5553491382. Note that the first 3 decimals coincide. The cubic root of 313415872 is about 679.2667066373.

The spelling of 313415872 in words is "three hundred thirteen million, four hundred fifteen thousand, eight hundred seventy-two".