239956 has 12 divisors (see below), whose sum is σ = 423360. Its totient is φ = 119000.

The previous prime is 239947. The next prime is 239957. The reversal of 239956 is 659932.

It is a happy number.

239956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831 + ... + 1081.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2²³⁹⁹⁵⁶ is an apocalyptic number.

It is an amenable number.

239956 is a deficient number, since it is larger than the sum of its proper divisors (183404).

239956 is a wasteful number, since it uses less digits than its factorization.

239956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 492 counting only the distinct ones).

The product of its digits is 14580, while the sum is 34.

The square root of 239956 is about 489.8530391862. The cubic root of 239956 is about 62.1408521584.

It can be divided in two parts, 239 and 956, that multiplied together give a square (228484 = 478²).

The spelling of 239956 in words is "two hundred thirty-nine thousand, nine hundred fifty-six".