242133 has 8 divisors (see below), whose sum is σ = 330528. Its totient is φ = 157584.

The previous prime is 242129. The next prime is 242147. The reversal of 242133 is 331242.

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

It is not a de Polignac number, because 242133 - 2² = 242129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 810 + ... + 1067.

It is an arithmetic number, because the mean of its divisors is an integer number (41316).

2²⁴²¹³³ is an apocalyptic number.

It is an amenable number.

242133 is a deficient number, since it is larger than the sum of its proper divisors (88395).

242133 is a wasteful number, since it uses less digits than its factorization.

242133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923.

The product of its digits is 144, while the sum is 15.

The square root of 242133 is about 492.0701169549. The cubic root of 242133 is about 62.3282109155.

Adding to 242133 its reverse (331242), we get a palindrome (573375).

The spelling of 242133 in words is "two hundred forty-two thousand, one hundred thirty-three".