316506765 has 16 divisors (see below), whose sum is σ = 536200128. Its totient is φ = 158873856.

The previous prime is 316506761. The next prime is 316506779. The reversal of 316506765 is 567605613.

It is not a de Polignac number, because 316506765 - 2² = 316506761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316506761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 620347 + ... + 620856.

It is an arithmetic number, because the mean of its divisors is an integer number (33512508).

Almost surely, 2^316506765 is an apocalyptic number.

It is an amenable number.

316506765 is a deficient number, since it is larger than the sum of its proper divisors (219693363).

316506765 is a wasteful number, since it uses less digits than its factorization.

316506765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241228.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 316506765 is about 17790.6370037725. The cubic root of 316506765 is about 681.4923718582.

The spelling of 316506765 in words is "three hundred sixteen million, five hundred six thousand, seven hundred sixty-five".