22534823 has 2 divisors, whose sum is σ = 22534824. Its totient is φ = 22534822.

The previous prime is 22534801. The next prime is 22534859. The reversal of 22534823 is 32843522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22534823 - 2¹⁰ = 22533799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22534123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11267411 + 11267412.

It is an arithmetic number, because the mean of its divisors is an integer number (11267412).

Almost surely, 2^22534823 is an apocalyptic number.

22534823 is a deficient number, since it is larger than the sum of its proper divisors (1).

22534823 is an equidigital number, since it uses as much as digits as its factorization.

22534823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 29.

The square root of 22534823 is about 4747.0857375868. The cubic root of 22534823 is about 282.4563766927.

The spelling of 22534823 in words is "twenty-two million, five hundred thirty-four thousand, eight hundred twenty-three".