339918 has 16 divisors (see below), whose sum is σ = 685776. Its totient is φ = 112320.

The previous prime is 339907. The next prime is 339943. The reversal of 339918 is 819933.

It is an Ulam number.

It is a Curzon number.

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 339918.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930 + ... + 1242.

It is an arithmetic number, because the mean of its divisors is an integer number (42861).

2³³⁹⁹¹⁸ is an apocalyptic number.

339918 is an abundant number, since it is smaller than the sum of its proper divisors (345858).

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

339918 is a wasteful number, since it uses less digits than its factorization.

339918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499.

The product of its digits is 5832, while the sum is 33.

The square root of 339918 is about 583.0248708246. The cubic root of 339918 is about 69.7897090216.

The spelling of 339918 in words is "three hundred thirty-nine thousand, nine hundred eighteen".