679796927 has 2 divisors, whose sum is σ = 679796928. Its totient is φ = 679796926.

The previous prime is 679796911. The next prime is 679796987. The reversal of 679796927 is 729697976.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 679796927 - 2⁴ = 679796911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 679796927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679796987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339898463 + 339898464.

It is an arithmetic number, because the mean of its divisors is an integer number (339898464).

Almost surely, 2^679796927 is an apocalyptic number.

679796927 is a deficient number, since it is larger than the sum of its proper divisors (1).

679796927 is an equidigital number, since it uses as much as digits as its factorization.

679796927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18003384, while the sum is 62.

The square root of 679796927 is about 26072.9155830337. The cubic root of 679796927 is about 879.2783887171.

The spelling of 679796927 in words is "six hundred seventy-nine million, seven hundred ninety-six thousand, nine hundred twenty-seven".