239984 has 20 divisors (see below), whose sum is σ = 475416. Its totient is φ = 117312.

The previous prime is 239977. The next prime is 239999. The reversal of 239984 is 489932.

239984 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707 + ... + 989.

2²³⁹⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

239984 is a deficient number, since it is larger than the sum of its proper divisors (235432).

239984 is a wasteful number, since it uses less digits than its factorization.

239984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344 (or 338 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 239984 is about 489.8816183528. The cubic root of 239984 is about 62.1432690962.

The spelling of 239984 in words is "two hundred thirty-nine thousand, nine hundred eighty-four".