2589439 has 6 divisors (see below), whose sum is σ = 2682680. Its totient is φ = 2499336.

The previous prime is 2589427. The next prime is 2589443. The reversal of 2589439 is 9349852.

It is a happy number.

It is not a de Polignac number, because 2589439 - 2⁵ = 2589407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2589469) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 699 + ... + 2380.

2^2589439 is an apocalyptic number.

2589439 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2589439 is a deficient number, since it is larger than the sum of its proper divisors (93241).

2589439 is an equidigital number, since it uses as much as digits as its factorization.

2589439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3137 (or 3108 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 2589439 is about 1609.1733902846. The cubic root of 2589439 is about 137.3204532542.

The spelling of 2589439 in words is "two million, five hundred eighty-nine thousand, four hundred thirty-nine".