2579955 has 16 divisors (see below), whose sum is σ = 4717824. Its totient is φ = 1179360.

The previous prime is 2579939. The next prime is 2579963. The reversal of 2579955 is 5599752.

It is not a de Polignac number, because 2579955 - 2⁴ = 2579939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12181 + ... + 12390.

It is an arithmetic number, because the mean of its divisors is an integer number (294864).

2^2579955 is an apocalyptic number.

2579955 is a deficient number, since it is larger than the sum of its proper divisors (2137869).

2579955 is a wasteful number, since it uses less digits than its factorization.

2579955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24586.

The product of its digits is 141750, while the sum is 42.

The square root of 2579955 is about 1606.2238324717. The cubic root of 2579955 is about 137.1525995993.

The spelling of 2579955 in words is "two million, five hundred seventy-nine thousand, nine hundred fifty-five".