2399822939 has 2 divisors, whose sum is σ = 2399822940. Its totient is φ = 2399822938.

The previous prime is 2399822927. The next prime is 2399822941. The reversal of 2399822939 is 9392289932.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2399822939 - 2²⁰ = 2398774363 is a prime.

Together with 2399822941, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2399822959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1199911469 + 1199911470.

It is an arithmetic number, because the mean of its divisors is an integer number (1199911470).

Almost surely, 2^2399822939 is an apocalyptic number.

2399822939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2399822939 is an equidigital number, since it uses as much as digits as its factorization.

2399822939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3779136, while the sum is 56.

The square root of 2399822939 is about 48987.9877010681. The cubic root of 2399822939 is about 1338.8329742247.

The spelling of 2399822939 in words is "two billion, three hundred ninety-nine million, eight hundred twenty-two thousand, nine hundred thirty-nine".