679346951 has 4 divisors (see below), whose sum is σ = 692164872. Its totient is φ = 666529032.

The previous prime is 679346939. The next prime is 679346963. The reversal of 679346951 is 159643976.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (679346939) and next prime (679346963).

It is a cyclic number.

It is not a de Polignac number, because 679346951 - 2⁶ = 679346887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 679346951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679346351) 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, 6408881 + ... + 6408986.

It is an arithmetic number, because the mean of its divisors is an integer number (173041218).

Almost surely, 2^679346951 is an apocalyptic number.

679346951 is a deficient number, since it is larger than the sum of its proper divisors (12817921).

679346951 is a wasteful number, since it uses less digits than its factorization.

679346951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12817920.

The product of its digits is 1224720, while the sum is 50.

The square root of 679346951 is about 26064.2849700505. The cubic root of 679346951 is about 879.0843398344.

The spelling of 679346951 in words is "six hundred seventy-nine million, three hundred forty-six thousand, nine hundred fifty-one".