339666 has 8 divisors (see below), whose sum is σ = 679344. Its totient is φ = 113220.

The previous prime is 339659. The next prime is 339671. The reversal of 339666 is 666933.

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

339666 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

339666 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28300 + ... + 28311.

It is an arithmetic number, because the mean of its divisors is an integer number (84918).

2³³⁹⁶⁶⁶ is an apocalyptic number.

339666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

339666 is a wasteful number, since it uses less digits than its factorization.

339666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56616.

The product of its digits is 17496, while the sum is 33.

The square root of 339666 is about 582.8087164757. The cubic root of 339666 is about 69.7724584351.

The spelling of 339666 in words is "three hundred thirty-nine thousand, six hundred sixty-six".