313056 has 36 divisors (see below), whose sum is σ = 891072. Its totient is φ = 104256.

The previous prime is 313037. The next prime is 313081. The reversal of 313056 is 650313.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 256 + ... + 831.

It is an arithmetic number, because the mean of its divisors is an integer number (24752).

2³¹³⁰⁵⁶ is an apocalyptic number.

313056 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

313056 is an abundant number, since it is smaller than the sum of its proper divisors (578016).

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

313056 is a wasteful number, since it uses less digits than its factorization.

313056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103 (or 1092 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 313056 is about 559.5140748900. The cubic root of 313056 is about 67.9006623352.

Adding to 313056 its reverse (650313), we get a palindrome (963369).

The spelling of 313056 in words is "three hundred thirteen thousand, fifty-six".