316045216 has 12 divisors (see below), whose sum is σ = 622214082. Its totient is φ = 158022592.

The previous prime is 316045199. The next prime is 316045237. The reversal of 316045216 is 612540613.

It can be written as a sum of positive squares in only one way, i.e., 277555600 + 38489616 = 16660^2 + 6204^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4938175 + ... + 4938238.

Almost surely, 2^316045216 is an apocalyptic number.

It is an amenable number.

316045216 is a deficient number, since it is larger than the sum of its proper divisors (306168866).

316045216 is an equidigital number, since it uses as much as digits as its factorization.

316045216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9876423 (or 9876415 counting only the distinct ones).

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

The square root of 316045216 is about 17777.6605885026. The cubic root of 316045216 is about 681.1609464605.

Adding to 316045216 its reverse (612540613), we get a palindrome (928585829).

The spelling of 316045216 in words is "three hundred sixteen million, forty-five thousand, two hundred sixteen".