879796847 has 2 divisors, whose sum is σ = 879796848. Its totient is φ = 879796846.

The previous prime is 879796831. The next prime is 879796921. The reversal of 879796847 is 748697978.

879796847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 879796847 - 2⁴ = 879796831 is a prime.

It is a super-2 number, since 2×879796847² = 1548084983982282818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (879796817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439898423 + 439898424.

It is an arithmetic number, because the mean of its divisors is an integer number (439898424).

Almost surely, 2^879796847 is an apocalyptic number.

879796847 is a deficient number, since it is larger than the sum of its proper divisors (1).

879796847 is an equidigital number, since it uses as much as digits as its factorization.

879796847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42674688, while the sum is 65.

The square root of 879796847 is about 29661.3696076226. The cubic root of 879796847 is about 958.2102239707.

The spelling of 879796847 in words is "eight hundred seventy-nine million, seven hundred ninety-six thousand, eight hundred forty-seven".