339723 has 6 divisors (see below), whose sum is σ = 490724. Its totient is φ = 226476.

The previous prime is 339707. The next prime is 339727. The reversal of 339723 is 327933.

It is not a de Polignac number, because 339723 - 2⁴ = 339707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18865 + ... + 18882.

2³³⁹⁷²³ is an apocalyptic number.

339723 is a deficient number, since it is larger than the sum of its proper divisors (151001).

339723 is a wasteful number, since it uses less digits than its factorization.

339723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37753 (or 37750 counting only the distinct ones).

The product of its digits is 3402, while the sum is 27.

The square root of 339723 is about 582.8576155460. The cubic root of 339723 is about 69.7763611000.

The spelling of 339723 in words is "three hundred thirty-nine thousand, seven hundred twenty-three".