2582779 has 2 divisors, whose sum is σ = 2582780. Its totient is φ = 2582778.

The previous prime is 2582773. The next prime is 2582837. The reversal of 2582779 is 9772852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2582779 - 2³ = 2582771 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2582771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1291389 + 1291390.

It is an arithmetic number, because the mean of its divisors is an integer number (1291390).

2^2582779 is an apocalyptic number.

2582779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2582779 is an equidigital number, since it uses as much as digits as its factorization.

2582779 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 2582779 is about 1607.1026725135. The cubic root of 2582779 is about 137.2026234315.

The spelling of 2582779 in words is "two million, five hundred eighty-two thousand, seven hundred seventy-nine".