313073856 has 112 divisors (see below), whose sum is σ = 929843200. Its totient is φ = 103286016.

The previous prime is 313073851. The next prime is 313073863. The reversal of 313073856 is 658370313.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 313073856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313073851) 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, 177105 + ... + 178863.

Almost surely, 2^313073856 is an apocalyptic number.

313073856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313073856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464921600).

313073856 is an abundant number, since it is smaller than the sum of its proper divisors (616769344).

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

313073856 is a wasteful number, since it uses less digits than its factorization.

313073856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883 (or 1867 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 313073856 is about 17693.8931838078. The cubic root of 313073856 is about 679.0195327695.

The spelling of 313073856 in words is "three hundred thirteen million, seventy-three thousand, eight hundred fifty-six".