316212066 has 16 divisors (see below), whose sum is σ = 702693600. Its totient is φ = 105404004.

The previous prime is 316212047. The next prime is 316212089. The reversal of 316212066 is 660212613.

316212066 is a `hidden beast` number, since 31 + 621 + 2 + 0 + 6 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2927836 + ... + 2927943.

It is an arithmetic number, because the mean of its divisors is an integer number (43918350).

Almost surely, 2^316212066 is an apocalyptic number.

316212066 is an abundant number, since it is smaller than the sum of its proper divisors (386481534).

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

316212066 is a wasteful number, since it uses less digits than its factorization.

316212066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5855790 (or 5855784 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 316212066 is about 17782.3526564963. The cubic root of 316212066 is about 681.2807939844.

Adding to 316212066 its reverse (660212613), we get a palindrome (976424679).

The spelling of 316212066 in words is "three hundred sixteen million, two hundred twelve thousand, sixty-six".