23132233 has 2 divisors, whose sum is σ = 23132234. Its totient is φ = 23132232.

The previous prime is 23132209. The next prime is 23132243. The reversal of 23132233 is 33223132.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20903184 + 2229049 = 4572^2 + 1493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23132233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23132233.

It is not a weakly prime, because it can be changed into another prime (23132203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566116 + 11566117.

It is an arithmetic number, because the mean of its divisors is an integer number (11566117).

Almost surely, 2^23132233 is an apocalyptic number.

It is an amenable number.

23132233 is a deficient number, since it is larger than the sum of its proper divisors (1).

23132233 is an equidigital number, since it uses as much as digits as its factorization.

23132233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 19.

The square root of 23132233 is about 4809.5980081500. The cubic root of 23132233 is about 284.9306612891.

Adding to 23132233 its reverse (33223132), we get a palindrome (56355365).

The spelling of 23132233 in words is "twenty-three million, one hundred thirty-two thousand, two hundred thirty-three".