33242233 has 2 divisors, whose sum is σ = 33242234. Its totient is φ = 33242232.

The previous prime is 33242221. The next prime is 33242239. The reversal of 33242233 is 33224233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32581264 + 660969 = 5708^2 + 813^2 .

It is a cyclic number.

It is not a de Polignac number, because 33242233 - 2¹³ = 33234041 is a prime.

It is a super-2 number, since 2×33242233² = 2210092109652578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33242239) 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 as a sum of consecutive naturals, namely, 16621116 + 16621117.

It is an arithmetic number, because the mean of its divisors is an integer number (16621117).

Almost surely, 2^33242233 is an apocalyptic number.

It is an amenable number.

33242233 is a deficient number, since it is larger than the sum of its proper divisors (1).

33242233 is an equidigital number, since it uses as much as digits as its factorization.

33242233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 22.

The square root of 33242233 is about 5765.6077736870. The cubic root of 33242233 is about 321.5363393511.

Adding to 33242233 its reverse (33224233), we get a palindrome (66466466).

The spelling of 33242233 in words is "thirty-three million, two hundred forty-two thousand, two hundred thirty-three".