239242 has 16 divisors (see below), whose sum is σ = 381672. Its totient is φ = 112320.

The previous prime is 239237. The next prime is 239243. The reversal of 239242 is 242932.

239242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 210681 + 28561 = 459^2 + 169^2 .

It is not an unprimeable number, because it can be changed into a prime (239243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3892 + ... + 3952.

2²³⁹²⁴² is an apocalyptic number.

239242 is a deficient number, since it is larger than the sum of its proper divisors (142430).

239242 is a wasteful number, since it uses less digits than its factorization.

239242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153.

The product of its digits is 864, while the sum is 22.

The square root of 239242 is about 489.1237062339. The cubic root of 239242 is about 62.0791566138.

The spelling of 239242 in words is "two hundred thirty-nine thousand, two hundred forty-two".