242312233 has 4 divisors (see below), whose sum is σ = 246419280. Its totient is φ = 238205188.

The previous prime is 242312221. The next prime is 242312243. The reversal of 242312233 is 332213242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242312233 - 2⁹ = 242311721 is a prime.

It is a super-2 number, since 2×242312233² = 117430436522892578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242312243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2053435 + ... + 2053552.

It is an arithmetic number, because the mean of its divisors is an integer number (61604820).

Almost surely, 2^242312233 is an apocalyptic number.

It is an amenable number.

242312233 is a deficient number, since it is larger than the sum of its proper divisors (4107047).

242312233 is an equidigital number, since it uses as much as digits as its factorization.

242312233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107046.

The product of its digits is 1728, while the sum is 22.

The square root of 242312233 is about 15566.3814998862. The cubic root of 242312233 is about 623.4358609760.

Adding to 242312233 its reverse (332213242), we get a palindrome (574525475).

The spelling of 242312233 in words is "two hundred forty-two million, three hundred twelve thousand, two hundred thirty-three".