313606320 has 40 divisors (see below), whose sum is σ = 972180336. Its totient is φ = 83628288.

The previous prime is 313606291. The next prime is 313606331. The reversal of 313606320 is 23606313.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 653107 + ... + 653586.

Almost surely, 2^313606320 is an apocalyptic number.

313606320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313606320 is an abundant number, since it is smaller than the sum of its proper divisors (658574016).

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

313606320 is a wasteful number, since it uses less digits than its factorization.

313606320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306709 (or 1306703 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 313606320 is about 17708.9333388547. The cubic root of 313606320 is about 679.4042648607.

The spelling of 313606320 in words is "three hundred thirteen million, six hundred six thousand, three hundred twenty".