241239 has 8 divisors (see below), whose sum is σ = 325360. Its totient is φ = 158976.

The previous prime is 241229. The next prime is 241249. The reversal of 241239 is 932142.

It is an interprime number because it is at equal distance from previous prime (241229) and next prime (241249).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 241239 - 2⁵ = 241207 is a prime.

It is a Duffinian number.

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 (241229) 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, 124 + ... + 705.

It is an arithmetic number, because the mean of its divisors is an integer number (40670).

2²⁴¹²³⁹ is an apocalyptic number.

241239 is a deficient number, since it is larger than the sum of its proper divisors (84121).

241239 is an equidigital number, since it uses as much as digits as its factorization.

241239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929.

The product of its digits is 432, while the sum is 21.

The square root of 241239 is about 491.1608697769. The cubic root of 241239 is about 62.2514072036.

The spelling of 241239 in words is "two hundred forty-one thousand, two hundred thirty-nine".