339909 has 8 divisors (see below), whose sum is σ = 468960. Its totient is φ = 218736.

The previous prime is 339907. The next prime is 339943. The reversal of 339909 is 909933.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 339909 - 2¹ = 339907 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 339909.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 339909.

It is not an unprimeable number, because it can be changed into a prime (339907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1867 + ... + 2040.

It is an arithmetic number, because the mean of its divisors is an integer number (58620).

2³³⁹⁹⁰⁹ is an apocalyptic number.

It is an amenable number.

339909 is a deficient number, since it is larger than the sum of its proper divisors (129051).

339909 is a wasteful number, since it uses less digits than its factorization.

339909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3939.

The product of its (nonzero) digits is 6561, while the sum is 33.

The square root of 339909 is about 583.0171524063. The cubic root of 339909 is about 69.7890930761.

The spelling of 339909 in words is "three hundred thirty-nine thousand, nine hundred nine".