339904 has 28 divisors (see below), whose sum is σ = 694944. Its totient is φ = 164864.

The previous prime is 339887. The next prime is 339907. The reversal of 339904 is 409933.

339904 = T₉₆ + T₉₇ + ... + T₁₄₂.

339904 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2952 + ... + 3064.

2³³⁹⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 339904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347472).

339904 is an abundant number, since it is smaller than the sum of its proper divisors (355040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

339904 is a wasteful number, since it uses less digits than its factorization.

339904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 339904 is about 583.0128643521. The cubic root of 339904 is about 69.7887508794.

The spelling of 339904 in words is "three hundred thirty-nine thousand, nine hundred four".