316416520 has 96 divisors (see below), whose sum is σ = 864302400. Its totient is φ = 103754112.

The previous prime is 316416493. The next prime is 316416523. The reversal of 316416520 is 25614613.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (316416523) 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, 41571 + ... + 48589.

It is an arithmetic number, because the mean of its divisors is an integer number (9003150).

Almost surely, 2^316416520 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 316416520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432151200).

316416520 is an abundant number, since it is smaller than the sum of its proper divisors (547885880).

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

316416520 is a wasteful number, since it uses less digits than its factorization.

316416520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067 (or 7056 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 316416520 is about 17788.1005169186. The cubic root of 316416520 is about 681.4275948065.

The spelling of 316416520 in words is "three hundred sixteen million, four hundred sixteen thousand, five hundred twenty".