2796742979 has 4 divisors (see below), whose sum is σ = 2797617720. Its totient is φ = 2795868240.

The previous prime is 2796742889. The next prime is 2796742987. The reversal of 2796742979 is 9792476972.

2796742979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2796742979 - 2⁸ = 2796742723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2796742079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432557 + ... + 438974.

It is an arithmetic number, because the mean of its divisors is an integer number (699404430).

Almost surely, 2^2796742979 is an apocalyptic number.

2796742979 is a deficient number, since it is larger than the sum of its proper divisors (874741).

2796742979 is an equidigital number, since it uses as much as digits as its factorization.

2796742979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874740.

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

The square root of 2796742979 is about 52884.2413106211. The cubic root of 2796742979 is about 1408.9130296128.

The spelling of 2796742979 in words is "two billion, seven hundred ninety-six million, seven hundred forty-two thousand, nine hundred seventy-nine".