22032233 has 2 divisors, whose sum is σ = 22032234. Its totient is φ = 22032232.

The previous prime is 22032169. The next prime is 22032239. The reversal of 22032233 is 33223022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19430464 + 2601769 = 4408^2 + 1613^2 .

It is a cyclic number.

It is not a de Polignac number, because 22032233 - 2⁶ = 22032169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22032239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11016116 + 11016117.

It is an arithmetic number, because the mean of its divisors is an integer number (11016117).

Almost surely, 2^22032233 is an apocalyptic number.

It is an amenable number.

22032233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22032233 is an equidigital number, since it uses as much as digits as its factorization.

22032233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 22032233 is about 4693.8505515195. The cubic root of 22032233 is about 280.3407119446.

Adding to 22032233 its reverse (33223022), we get a palindrome (55255255).

The spelling of 22032233 in words is "twenty-two million, thirty-two thousand, two hundred thirty-three".