23528223 has 12 divisors (see below), whose sum is σ = 34336848. Its totient is φ = 15523200.

The previous prime is 23528209. The next prime is 23528227. The reversal of 23528223 is 32282532.

It is not a de Polignac number, because 23528223 - 2⁴ = 23528207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23528227) 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 in 11 ways as a sum of consecutive naturals, for example, 12603 + ... + 14348.

It is an arithmetic number, because the mean of its divisors is an integer number (2861404).

Almost surely, 2^23528223 is an apocalyptic number.

23528223 is a deficient number, since it is larger than the sum of its proper divisors (10808625).

23528223 is a wasteful number, since it uses less digits than its factorization.

23528223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27054 (or 27051 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 23528223 is about 4850.5899641178. The cubic root of 23528223 is about 286.5473364582.

The spelling of 23528223 in words is "twenty-three million, five hundred twenty-eight thousand, two hundred twenty-three".