2490659 has 2 divisors, whose sum is σ = 2490660. Its totient is φ = 2490658.

The previous prime is 2490637. The next prime is 2490661. The reversal of 2490659 is 9560942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2490659 - 2¹² = 2486563 is a prime.

Together with 2490661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2490679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1245329 + 1245330.

It is an arithmetic number, because the mean of its divisors is an integer number (1245330).

2^2490659 is an apocalyptic number.

2490659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2490659 is an equidigital number, since it uses as much as digits as its factorization.

2490659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2490659 is about 1578.1821821323. The cubic root of 2490659 is about 135.5516340301.

The spelling of 2490659 in words is "two million, four hundred ninety thousand, six hundred fifty-nine".