22535243 has 2 divisors, whose sum is σ = 22535244. Its totient is φ = 22535242.

The previous prime is 22535237. The next prime is 22535263. The reversal of 22535243 is 34253522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22535243 - 2⁶ = 22535179 is a prime.

It is not a weakly prime, because it can be changed into another prime (22535263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11267621 + 11267622.

It is an arithmetic number, because the mean of its divisors is an integer number (11267622).

Almost surely, 2^22535243 is an apocalyptic number.

22535243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22535243 is an equidigital number, since it uses as much as digits as its factorization.

22535243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 26.

The square root of 22535243 is about 4747.1299750481. The cubic root of 22535243 is about 282.4581314723.

Adding to 22535243 its reverse (34253522), we get a palindrome (56788765).

The spelling of 22535243 in words is "twenty-two million, five hundred thirty-five thousand, two hundred forty-three".