22523023 has 2 divisors, whose sum is σ = 22523024. Its totient is φ = 22523022.

The previous prime is 22522991. The next prime is 22523027. The reversal of 22523023 is 32032522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22523023 - 2⁵ = 22522991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22523027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261511 + 11261512.

It is an arithmetic number, because the mean of its divisors is an integer number (11261512).

Almost surely, 2^22523023 is an apocalyptic number.

22523023 is a deficient number, since it is larger than the sum of its proper divisors (1).

22523023 is an equidigital number, since it uses as much as digits as its factorization.

22523023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 22523023 is about 4745.8427070437. The cubic root of 22523023 is about 282.4070668288.

Adding to 22523023 its reverse (32032522), we get a palindrome (54555545).

The spelling of 22523023 in words is "twenty-two million, five hundred twenty-three thousand, twenty-three".