316928 has 20 divisors (see below), whose sum is σ = 634260. Its totient is φ = 158208.

The previous prime is 316919. The next prime is 316937. The reversal of 316928 is 829613.

It is an interprime number because it is at equal distance from previous prime (316919) and next prime (316937).

It is a self number, because there is not a number n which added to its sum of digits gives 316928.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 316928.

It is an unprimeable number.

316928 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203 + ... + 821.

It is an arithmetic number, because the mean of its divisors is an integer number (31713).

2³¹⁶⁹²⁸ 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 316928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317130).

316928 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

316928 is an frugal number, since it uses more digits than its factorization.

316928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637 (or 621 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 316928 is about 562.9635867443. The cubic root of 316928 is about 68.1794567802.

The spelling of 316928 in words is "three hundred sixteen thousand, nine hundred twenty-eight".