313841256 has 64 divisors (see below), whose sum is σ = 821059200. Its totient is φ = 99779328.

The previous prime is 313841251. The next prime is 313841261. The reversal of 313841256 is 652148313.

It is an interprime number because it is at equal distance from previous prime (313841251) and next prime (313841261).

It is not an unprimeable number, because it can be changed into a prime (313841251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280410 + ... + 281526.

It is an arithmetic number, because the mean of its divisors is an integer number (12829050).

Almost surely, 2^313841256 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 313841256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410529600).

313841256 is an abundant number, since it is smaller than the sum of its proper divisors (507217944).

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

313841256 is a wasteful number, since it uses less digits than its factorization.

313841256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658 (or 1654 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 313841256 is about 17715.5653593104. The cubic root of 313841256 is about 679.5738795104.

Adding to 313841256 its reverse (652148313), we get a palindrome (965989569).

It can be divided in two parts, 31384 and 1256, that added together give a triangular number (32640 = T₂₅₅).

The spelling of 313841256 in words is "three hundred thirteen million, eight hundred forty-one thousand, two hundred fifty-six".