2347439 has 2 divisors, whose sum is σ = 2347440. Its totient is φ = 2347438.

The previous prime is 2347427. The next prime is 2347441. The reversal of 2347439 is 9347432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2347439 - 2⁸ = 2347183 is a prime.

Together with 2347441, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2347409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1173719 + 1173720.

It is an arithmetic number, because the mean of its divisors is an integer number (1173720).

2^2347439 is an apocalyptic number.

2347439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2347439 is an equidigital number, since it uses as much as digits as its factorization.

2347439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 32.

The square root of 2347439 is about 1532.1354378775. The cubic root of 2347439 is about 132.9019761260.

The spelling of 2347439 in words is "two million, three hundred forty-seven thousand, four hundred thirty-nine".