679636359 has 8 divisors (see below), whose sum is σ = 1006868720. Its totient is φ = 453090888.

The previous prime is 679636339. The next prime is 679636381. The reversal of 679636359 is 953636976.

It is a happy number.

It is not a de Polignac number, because 679636359 - 2¹³ = 679628167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679636339) 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 7 ways as a sum of consecutive naturals, for example, 12585832 + ... + 12585885.

It is an arithmetic number, because the mean of its divisors is an integer number (125858590).

Almost surely, 2^679636359 is an apocalyptic number.

679636359 is a deficient number, since it is larger than the sum of its proper divisors (327232361).

679636359 is a wasteful number, since it uses less digits than its factorization.

679636359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25171726 (or 25171720 counting only the distinct ones).

The product of its digits is 5511240, while the sum is 54.

The square root of 679636359 is about 26069.8361905095. The cubic root of 679636359 is about 879.2091547620.

The spelling of 679636359 in words is "six hundred seventy-nine million, six hundred thirty-six thousand, three hundred fifty-nine".