23323555 has 4 divisors (see below), whose sum is σ = 27988272. Its totient is φ = 18658840.

The previous prime is 23323543. The next prime is 23323561. The reversal of 23323555 is 55532332.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23323555 - 2⁵ = 23323523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2332351 + ... + 2332360.

It is an arithmetic number, because the mean of its divisors is an integer number (6997068).

Almost surely, 2^23323555 is an apocalyptic number.

23323555 is a deficient number, since it is larger than the sum of its proper divisors (4664717).

23323555 is an equidigital number, since it uses as much as digits as its factorization.

23323555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4664716.

The product of its digits is 13500, while the sum is 28.

The square root of 23323555 is about 4829.4466556739. The cubic root of 23323555 is about 285.7140400593.

Adding to 23323555 its reverse (55532332), we get a palindrome (78855887).

The spelling of 23323555 in words is "twenty-three million, three hundred twenty-three thousand, five hundred fifty-five".