23085823 has 2 divisors, whose sum is σ = 23085824. Its totient is φ = 23085822.

The previous prime is 23085781. The next prime is 23085833. The reversal of 23085823 is 32858032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23085823 - 2¹⁷ = 22954751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23085833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11542911 + 11542912.

It is an arithmetic number, because the mean of its divisors is an integer number (11542912).

Almost surely, 2^23085823 is an apocalyptic number.

23085823 is a deficient number, since it is larger than the sum of its proper divisors (1).

23085823 is an equidigital number, since it uses as much as digits as its factorization.

23085823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 23085823 is about 4804.7708582200. The cubic root of 23085823 is about 284.7399824018.

The spelling of 23085823 in words is "twenty-three million, eighty-five thousand, eight hundred twenty-three".