2597489 has 2 divisors, whose sum is σ = 2597490. Its totient is φ = 2597488.

The previous prime is 2597467. The next prime is 2597503. The reversal of 2597489 is 9847952.

It is a happy number.

2597489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2512225 + 85264 = 1585^2 + 292^2 .

It is a cyclic number.

It is not a de Polignac number, because 2597489 - 2⁸ = 2597233 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 (2599489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1298744 + 1298745.

It is an arithmetic number, because the mean of its divisors is an integer number (1298745).

2^2597489 is an apocalyptic number.

It is an amenable number.

2597489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2597489 is an equidigital number, since it uses as much as digits as its factorization.

2597489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 44.

The square root of 2597489 is about 1611.6727335287. The cubic root of 2597489 is about 137.4626058092.

The spelling of 2597489 in words is "two million, five hundred ninety-seven thousand, four hundred eighty-nine".