679915336 has 16 divisors (see below), whose sum is σ = 1279447740. Its totient is φ = 338729280.

The previous prime is 679915319. The next prime is 679915337. The reversal of 679915336 is 633519976.

It can be written as a sum of positive squares in 2 ways, for example, as 675480100 + 4435236 = 25990^2 + 2106^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 679915336.

It is not an unprimeable number, because it can be changed into a prime (679915337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151195 + ... + 155626.

Almost surely, 2^679915336 is an apocalyptic number.

It is an amenable number.

679915336 is a deficient number, since it is larger than the sum of its proper divisors (599532404).

679915336 is a wasteful number, since it uses less digits than its factorization.

679915336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307104 (or 307100 counting only the distinct ones).

The product of its digits is 918540, while the sum is 49.

The square root of 679915336 is about 26075.1862121826. The cubic root of 679915336 is about 879.3294375064.

The spelling of 679915336 in words is "six hundred seventy-nine million, nine hundred fifteen thousand, three hundred thirty-six".