2590493 has 2 divisors, whose sum is σ = 2590494. Its totient is φ = 2590492.

The previous prime is 2590463. The next prime is 2590501. The reversal of 2590493 is 3940952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1776889 + 813604 = 1333^2 + 902^2 .

It is a cyclic number.

It is not a de Polignac number, because 2590493 - 2⁶ = 2590429 is a prime.

It is a Chen prime.

It is equal to p₁₈₉₂₃₉ and since 2590493 and 189239 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2590433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1295246 + 1295247.

It is an arithmetic number, because the mean of its divisors is an integer number (1295247).

2^2590493 is an apocalyptic number.

It is an amenable number.

2590493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2590493 is an equidigital number, since it uses as much as digits as its factorization.

2590493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 2590493 is about 1609.5008543024. The cubic root of 2590493 is about 137.3390822731.

The spelling of 2590493 in words is "two million, five hundred ninety thousand, four hundred ninety-three".