330839 has 2 divisors, whose sum is σ = 330840. Its totient is φ = 330838.

The previous prime is 330823. The next prime is 330853. The reversal of 330839 is 938033.

It is a strong prime.

It is an emirp because it is prime and its reverse (938033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 330839 - 2⁴ = 330823 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165419 + 165420.

It is an arithmetic number, because the mean of its divisors is an integer number (165420).

2³³⁰⁸³⁹ is an apocalyptic number.

330839 is a deficient number, since it is larger than the sum of its proper divisors (1).

330839 is an equidigital number, since it uses as much as digits as its factorization.

330839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 330839 is about 575.1860568546. The cubic root of 330839 is about 69.1627468303.

The spelling of 330839 in words is "three hundred thirty thousand, eight hundred thirty-nine".