2879399 has 2 divisors, whose sum is σ = 2879400. Its totient is φ = 2879398.

The previous prime is 2879363. The next prime is 2879411. The reversal of 2879399 is 9939782.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2879399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2879099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1439699 + 1439700.

It is an arithmetic number, because the mean of its divisors is an integer number (1439700).

2^2879399 is an apocalyptic number.

2879399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2879399 is an equidigital number, since it uses as much as digits as its factorization.

2879399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 47.

The square root of 2879399 is about 1696.8791942858. The cubic root of 2879399 is about 142.2658347648.

The spelling of 2879399 in words is "two million, eight hundred seventy-nine thousand, three hundred ninety-nine".