2796942779 has 2 divisors, whose sum is σ = 2796942780. Its totient is φ = 2796942778.

The previous prime is 2796942767. The next prime is 2796942821. The reversal of 2796942779 is 9772496972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2796942779 - 2²⁰ = 2795894203 is a prime.

It is not a weakly prime, because it can be changed into another prime (2796942079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1398471389 + 1398471390.

It is an arithmetic number, because the mean of its divisors is an integer number (1398471390).

Almost surely, 2^2796942779 is an apocalyptic number.

2796942779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2796942779 is an equidigital number, since it uses as much as digits as its factorization.

2796942779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24004512, while the sum is 62.

The square root of 2796942779 is about 52886.1303084277. The cubic root of 2796942779 is about 1408.9465798439.

The spelling of 2796942779 in words is "two billion, seven hundred ninety-six million, nine hundred forty-two thousand, seven hundred seventy-nine".