339839 has 2 divisors, whose sum is σ = 339840. Its totient is φ = 339838.

The previous prime is 339827. The next prime is 339841. The reversal of 339839 is 938933.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 339839 - 2⁸ = 339583 is a prime.

Together with 339841, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 339799 and 339808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (339139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169919 + 169920.

It is an arithmetic number, because the mean of its divisors is an integer number (169920).

2³³⁹⁸³⁹ is an apocalyptic number.

339839 is a deficient number, since it is larger than the sum of its proper divisors (1).

339839 is an equidigital number, since it uses as much as digits as its factorization.

339839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 35.

The square root of 339839 is about 582.9571167762. The cubic root of 339839 is about 69.7843020174.

The spelling of 339839 in words is "three hundred thirty-nine thousand, eight hundred thirty-nine".