313877928 has 160 divisors (see below), whose sum is σ = 988192800. Its totient is φ = 82583424.

The previous prime is 313877923. The next prime is 313877939. The reversal of 313877928 is 829778313.

It is not an unprimeable number, because it can be changed into a prime (313877923) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 748903 + ... + 749321.

It is an arithmetic number, because the mean of its divisors is an integer number (6176205).

Almost surely, 2^313877928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313877928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494096400).

313877928 is an abundant number, since it is smaller than the sum of its proper divisors (674314872).

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

313877928 is a wasteful number, since it uses less digits than its factorization.

313877928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469 (or 444 counting only the distinct ones).

The product of its digits is 508032, while the sum is 48.

The square root of 313877928 is about 17716.6003510832. The cubic root of 313877928 is about 679.6003476290.

The spelling of 313877928 in words is "three hundred thirteen million, eight hundred seventy-seven thousand, nine hundred twenty-eight".