239243 has 2 divisors, whose sum is σ = 239244. Its totient is φ = 239242.

The previous prime is 239237. The next prime is 239251. The reversal of 239243 is 342932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 239243 - 2⁶ = 239179 is a prime.

It is not a weakly prime, because it can be changed into another prime (239233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119621 + 119622.

It is an arithmetic number, because the mean of its divisors is an integer number (119622).

2²³⁹²⁴³ is an apocalyptic number.

239243 is a deficient number, since it is larger than the sum of its proper divisors (1).

239243 is an equidigital number, since it uses as much as digits as its factorization.

239243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 23.

The square root of 239243 is about 489.1247284691. The cubic root of 239243 is about 62.0792431080.

The spelling of 239243 in words is "two hundred thirty-nine thousand, two hundred forty-three".