242133433 has 4 divisors (see below), whose sum is σ = 242418148. Its totient is φ = 241848720.

The previous prime is 242133421. The next prime is 242133487. The reversal of 242133433 is 334331242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9784384 + 232349049 = 3128^2 + 15243^2 .

It is a cyclic number.

It is not a de Polignac number, because 242133433 - 2⁵ = 242133401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242133398 and 242133407.

It is not an unprimeable number, because it can be changed into a prime (242133233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141078 + ... + 142783.

It is an arithmetic number, because the mean of its divisors is an integer number (60604537).

Almost surely, 2^242133433 is an apocalyptic number.

It is an amenable number.

242133433 is a deficient number, since it is larger than the sum of its proper divisors (284715).

242133433 is an equidigital number, since it uses as much as digits as its factorization.

242133433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284714.

The product of its digits is 5184, while the sum is 25.

The square root of 242133433 is about 15560.6372941470. The cubic root of 242133433 is about 623.2824806872.

Adding to 242133433 its reverse (334331242), we get a palindrome (576464675).

The spelling of 242133433 in words is "two hundred forty-two million, one hundred thirty-three thousand, four hundred thirty-three".