2863979 has 2 divisors, whose sum is σ = 2863980. Its totient is φ = 2863978.

The previous prime is 2863969. The next prime is 2864021. The reversal of 2863979 is 9793682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2863979 - 2²⁰ = 1815403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2863909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1431989 + 1431990.

It is an arithmetic number, because the mean of its divisors is an integer number (1431990).

2^2863979 is an apocalyptic number.

2863979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2863979 is an equidigital number, since it uses as much as digits as its factorization.

2863979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 44.

The square root of 2863979 is about 1692.3294596502. The cubic root of 2863979 is about 142.0114220793.

The spelling of 2863979 in words is "two million, eight hundred sixty-three thousand, nine hundred seventy-nine".