313279488 has 132 divisors (see below), whose sum is σ = 938836080. Its totient is φ = 104343552.

The previous prime is 313279453. The next prime is 313279493. The reversal of 313279488 is 884972313.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248203 + ... + 249461.

Almost surely, 2^313279488 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 313279488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (469418040).

313279488 is an abundant number, since it is smaller than the sum of its proper divisors (625556592).

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

313279488 is an equidigital number, since it uses as much as digits as its factorization.

313279488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294 (or 1264 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 313279488 is about 17699.7030483565. The cubic root of 313279488 is about 679.1681639237.

The spelling of 313279488 in words is "three hundred thirteen million, two hundred seventy-nine thousand, four hundred eighty-eight".