313775616 has 240 divisors, whose sum is σ = 1063592640. Its totient is φ = 81285120.

The previous prime is 313775611. The next prime is 313775617. The reversal of 313775616 is 616577313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313775611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 827715 + ... + 828093.

It is an arithmetic number, because the mean of its divisors is an integer number (4431636).

Almost surely, 2^313775616 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 313775616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531796320).

313775616 is an abundant number, since it is smaller than the sum of its proper divisors (749817024).

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

313775616 is a wasteful number, since it uses less digits than its factorization.

313775616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 402 counting only the distinct ones).

The product of its digits is 79380, while the sum is 39.

The square root of 313775616 is about 17713.7126543252. The cubic root of 313775616 is about 679.5264985083.

The spelling of 313775616 in words is "three hundred thirteen million, seven hundred seventy-five thousand, six hundred sixteen".