22998233 has 2 divisors, whose sum is σ = 22998234. Its totient is φ = 22998232.

The previous prime is 22998203. The next prime is 22998251. The reversal of 22998233 is 33289922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22963264 + 34969 = 4792^2 + 187^2 .

It is a cyclic number.

It is not a de Polignac number, because 22998233 - 2⁶ = 22998169 is a prime.

It is a super-2 number, since 2×22998233² = 1057837442244578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22998203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11499116 + 11499117.

It is an arithmetic number, because the mean of its divisors is an integer number (11499117).

Almost surely, 2^22998233 is an apocalyptic number.

It is an amenable number.

22998233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22998233 is an equidigital number, since it uses as much as digits as its factorization.

22998233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 22998233 is about 4795.6472972895. The cubic root of 22998233 is about 284.3794150263.

The spelling of 22998233 in words is "twenty-two million, nine hundred ninety-eight thousand, two hundred thirty-three".