318328164 has 192 divisors, whose sum is σ = 1041868800. Its totient is φ = 81648000.

The previous prime is 318328117. The next prime is 318328201. The reversal of 318328164 is 461823813.

318328164 is a `hidden beast` number, since 318 + 3 + 281 + 64 = 666.

318328164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×318328164² = 202665639991221792, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 839727 + ... + 840105.

It is an arithmetic number, because the mean of its divisors is an integer number (5426400).

Almost surely, 2^318328164 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 318328164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520934400).

318328164 is an abundant number, since it is smaller than the sum of its proper divisors (723540636).

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

318328164 is a wasteful number, since it uses less digits than its factorization.

318328164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511 (or 503 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 318328164 is about 17841.7533891711. The cubic root of 318328164 is about 682.7971318229.

The spelling of 318328164 in words is "three hundred eighteen million, three hundred twenty-eight thousand, one hundred sixty-four".