339845 has 16 divisors (see below), whose sum is σ = 459648. Its totient is φ = 239040.

The previous prime is 339841. The next prime is 339863. The reversal of 339845 is 548933.

339845 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 339845 - 2² = 339841 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (339841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1952 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (28728).

2³³⁹⁸⁴⁵ is an apocalyptic number.

It is an amenable number.

339845 is a deficient number, since it is larger than the sum of its proper divisors (119803).

339845 is a wasteful number, since it uses less digits than its factorization.

339845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220.

The product of its digits is 12960, while the sum is 32.

The square root of 339845 is about 582.9622629296. The cubic root of 339845 is about 69.7847127053.

It can be divided in two parts, 3398 and 45, that added together give a palindrome (3443).

The spelling of 339845 in words is "three hundred thirty-nine thousand, eight hundred forty-five".