79792859 has 2 divisors, whose sum is σ = 79792860. Its totient is φ = 79792858.

The previous prime is 79792813. The next prime is 79792871. The reversal of 79792859 is 95829797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79792859 - 2²⁰ = 78744283 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79792259) 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 as a sum of consecutive naturals, namely, 39896429 + 39896430.

It is an arithmetic number, because the mean of its divisors is an integer number (39896430).

Almost surely, 2^79792859 is an apocalyptic number.

79792859 is a deficient number, since it is larger than the sum of its proper divisors (1).

79792859 is an equidigital number, since it uses as much as digits as its factorization.

79792859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 56.

The square root of 79792859 is about 8932.6848707430. The cubic root of 79792859 is about 430.5147234374.

The spelling of 79792859 in words is "seventy-nine million, seven hundred ninety-two thousand, eight hundred fifty-nine".