242855233 has 2 divisors, whose sum is σ = 242855234. Its totient is φ = 242855232.

The previous prime is 242855219. The next prime is 242855273. The reversal of 242855233 is 332558242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 232044289 + 10810944 = 15233^2 + 3288^2 .

It is a cyclic number.

It is not a de Polignac number, because 242855233 - 2¹⁷ = 242724161 is a prime.

It is not a weakly prime, because it can be changed into another prime (242855203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121427616 + 121427617.

It is an arithmetic number, because the mean of its divisors is an integer number (121427617).

Almost surely, 2^242855233 is an apocalyptic number.

It is an amenable number.

242855233 is a deficient number, since it is larger than the sum of its proper divisors (1).

242855233 is an equidigital number, since it uses as much as digits as its factorization.

242855233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 34.

The square root of 242855233 is about 15583.8131726481. The cubic root of 242855233 is about 623.9012015191.

The spelling of 242855233 in words is "two hundred forty-two million, eight hundred fifty-five thousand, two hundred thirty-three".