2308439 has 6 divisors (see below), whose sum is σ = 2685384. Its totient is φ = 1978620.

The previous prime is 2308417. The next prime is 2308451. The reversal of 2308439 is 9348032.

2308439 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2308439 - 2⁸ = 2308183 is a prime.

It is a Duffinian number.

2308439 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2308469) 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, 23507 + ... + 23604.

It is an arithmetic number, because the mean of its divisors is an integer number (447564).

2^2308439 is an apocalyptic number.

2308439 is a deficient number, since it is larger than the sum of its proper divisors (376945).

2308439 is an equidigital number, since it uses as much as digits as its factorization.

2308439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47125 (or 47118 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2308439 is about 1519.3547972742. The cubic root of 2308439 is about 132.1618576178.

The spelling of 2308439 in words is "two million, three hundred eight thousand, four hundred thirty-nine".