2579043 has 4 divisors (see below), whose sum is σ = 3438728. Its totient is φ = 1719360.

The previous prime is 2579009. The next prime is 2579051. The reversal of 2579043 is 3409752.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2579043 - 2⁸ = 2578787 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2579043.

It is not an unprimeable number, because it can be changed into a prime (2579063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429838 + ... + 429843.

It is an arithmetic number, because the mean of its divisors is an integer number (859682).

2^2579043 is an apocalyptic number.

2579043 is a deficient number, since it is larger than the sum of its proper divisors (859685).

2579043 is an equidigital number, since it uses as much as digits as its factorization.

2579043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859684.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 2579043 is about 1605.9399117028. The cubic root of 2579043 is about 137.1364367964.

The spelling of 2579043 in words is "two million, five hundred seventy-nine thousand, forty-three".