316328516 has 18 divisors (see below), whose sum is σ = 643954878. Its totient is φ = 135569280.

The previous prime is 316328461. The next prime is 316328527. The reversal of 316328516 is 615823613.

It can be written as a sum of positive squares in only one way, i.e., 201924100 + 114404416 = 14210^2 + 10696^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 806765 + ... + 807156.

It is an arithmetic number, because the mean of its divisors is an integer number (35775271).

Almost surely, 2^316328516 is an apocalyptic number.

It is an amenable number.

316328516 is an abundant number, since it is smaller than the sum of its proper divisors (327626362).

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

316328516 is a wasteful number, since it uses less digits than its factorization.

316328516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613939 (or 1613930 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 316328516 is about 17785.6266687457. The cubic root of 316328516 is about 681.3644144617.

The spelling of 316328516 in words is "three hundred sixteen million, three hundred twenty-eight thousand, five hundred sixteen".