2579287 has 2 divisors, whose sum is σ = 2579288. Its totient is φ = 2579286.

The previous prime is 2579273. The next prime is 2579323. The reversal of 2579287 is 7829752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2579287 - 2¹⁹ = 2054999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2579387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1289643 + 1289644.

It is an arithmetic number, because the mean of its divisors is an integer number (1289644).

2^2579287 is an apocalyptic number.

2579287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2579287 is an equidigital number, since it uses as much as digits as its factorization.

2579287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 40.

The square root of 2579287 is about 1606.0158778792. The cubic root of 2579287 is about 137.1407614284.

The spelling of 2579287 in words is "two million, five hundred seventy-nine thousand, two hundred eighty-seven".