23552559 has 8 divisors (see below), whose sum is σ = 34892720. Its totient is φ = 15701688.

The previous prime is 23552521. The next prime is 23552561. The reversal of 23552559 is 95525532.

It is not a de Polignac number, because 23552559 - 2⁸ = 23552303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23552569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436132 + ... + 436185.

It is an arithmetic number, because the mean of its divisors is an integer number (4361590).

Almost surely, 2^23552559 is an apocalyptic number.

23552559 is a deficient number, since it is larger than the sum of its proper divisors (11340161).

23552559 is an equidigital number, since it uses as much as digits as its factorization.

23552559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872326 (or 872320 counting only the distinct ones).

The product of its digits is 67500, while the sum is 36.

The square root of 23552559 is about 4853.0978766145. The cubic root of 23552559 is about 286.6460974665.

The spelling of 23552559 in words is "twenty-three million, five hundred fifty-two thousand, five hundred fifty-nine".