239328 has 48 divisors (see below), whose sum is σ = 700560. Its totient is φ = 79488.

The previous prime is 239297. The next prime is 239329. The reversal of 239328 is 823932.

239328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239329) by changing a digit.

239328 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 7 ways as a sum of consecutive naturals, for example, 726 + ... + 1002.

It is an arithmetic number, because the mean of its divisors is an integer number (14595).

2²³⁹³²⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 239328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350280).

239328 is an abundant number, since it is smaller than the sum of its proper divisors (461232).

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

239328 is a wasteful number, since it uses less digits than its factorization.

239328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 282 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 239328 is about 489.2116106553. The cubic root of 239328 is about 62.0865942264.

The spelling of 239328 in words is "two hundred thirty-nine thousand, three hundred twenty-eight".