2879278 has 16 divisors (see below), whose sum is σ = 4595616. Its totient is φ = 1349920.

The previous prime is 2879257. The next prime is 2879291. The reversal of 2879278 is 8729782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1848 + ... + 3028.

It is an arithmetic number, because the mean of its divisors is an integer number (287226).

2^2879278 is an apocalyptic number.

2879278 is a deficient number, since it is larger than the sum of its proper divisors (1716338).

2879278 is a wasteful number, since it uses less digits than its factorization.

2879278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259.

The product of its digits is 112896, while the sum is 43.

The square root of 2879278 is about 1696.8435402240. The cubic root of 2879278 is about 142.2638419407.

The spelling of 2879278 in words is "two million, eight hundred seventy-nine thousand, two hundred seventy-eight".