2499589 has 2 divisors, whose sum is σ = 2499590. Its totient is φ = 2499588.

The previous prime is 2499577. The next prime is 2499599. The reversal of 2499589 is 9859942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2455489 + 44100 = 1567^2 + 210^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499589 - 2¹¹ = 2497541 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2499509) 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, 1249794 + 1249795.

It is an arithmetic number, because the mean of its divisors is an integer number (1249795).

2^2499589 is an apocalyptic number.

It is an amenable number.

2499589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499589 is an equidigital number, since it uses as much as digits as its factorization.

2499589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 46.

The square root of 2499589 is about 1581.0088551302. The cubic root of 2499589 is about 135.7134429179.

The spelling of 2499589 in words is "two million, four hundred ninety-nine thousand, five hundred eighty-nine".