316789705 has 16 divisors (see below), whose sum is σ = 386413200. Its totient is φ = 249274368.

The previous prime is 316789691. The next prime is 316789709. The reversal of 316789705 is 507987613.

It can be written as a sum of positive squares in 8 ways, for example, as 3924361 + 312865344 = 1981^2 + 17688^2 .

It is a cyclic number.

It is not a de Polignac number, because 316789705 - 2⁵ = 316789673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (316789709) 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, 162919 + ... + 164851.

It is an arithmetic number, because the mean of its divisors is an integer number (24150825).

Almost surely, 2^316789705 is an apocalyptic number.

It is an amenable number.

316789705 is a deficient number, since it is larger than the sum of its proper divisors (69623495).

316789705 is a wasteful number, since it uses less digits than its factorization.

316789705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460.

The product of its (nonzero) digits is 317520, while the sum is 46.

The square root of 316789705 is about 17798.5871630307. The cubic root of 316789705 is about 681.6953838675.

The spelling of 316789705 in words is "three hundred sixteen million, seven hundred eighty-nine thousand, seven hundred five".