339642 has 12 divisors (see below), whose sum is σ = 735930. Its totient is φ = 113208.

The previous prime is 339637. The next prime is 339649. The reversal of 339642 is 246933.

It can be written as a sum of positive squares in only one way, i.e., 194481 + 145161 = 441^2 + 381^2 .

It is not an unprimeable number, because it can be changed into a prime (339649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9417 + ... + 9452.

2³³⁹⁶⁴² is an apocalyptic number.

339642 is an abundant number, since it is smaller than the sum of its proper divisors (396288).

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

339642 is a wasteful number, since it uses less digits than its factorization.

339642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18877 (or 18874 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 339642 is about 582.7881261659. The cubic root of 339642 is about 69.7708150772.

The spelling of 339642 in words is "three hundred thirty-nine thousand, six hundred forty-two".