242321033 has 2 divisors, whose sum is σ = 242321034. Its totient is φ = 242321032.

The previous prime is 242321021. The next prime is 242321047. The reversal of 242321033 is 330123242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161086864 + 81234169 = 12692^2 + 9013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242321033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242320996 and 242321014.

It is not a weakly prime, because it can be changed into another prime (242321333) 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 as a sum of consecutive naturals, namely, 121160516 + 121160517.

It is an arithmetic number, because the mean of its divisors is an integer number (121160517).

Almost surely, 2^242321033 is an apocalyptic number.

It is an amenable number.

242321033 is a deficient number, since it is larger than the sum of its proper divisors (1).

242321033 is an equidigital number, since it uses as much as digits as its factorization.

242321033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 242321033 is about 15566.6641577443. The cubic root of 242321033 is about 623.4434079456.

Adding to 242321033 its reverse (330123242), we get a palindrome (572444275).

The spelling of 242321033 in words is "two hundred forty-two million, three hundred twenty-one thousand, thirty-three".