23133235 has 4 divisors (see below), whose sum is σ = 27759888. Its totient is φ = 18506584.

The previous prime is 23133199. The next prime is 23133263. The reversal of 23133235 is 53233132.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23133235 - 2²¹ = 21036083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2313319 + ... + 2313328.

It is an arithmetic number, because the mean of its divisors is an integer number (6939972).

Almost surely, 2^23133235 is an apocalyptic number.

23133235 is a deficient number, since it is larger than the sum of its proper divisors (4626653).

23133235 is an equidigital number, since it uses as much as digits as its factorization.

23133235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626652.

The product of its digits is 1620, while the sum is 22.

The square root of 23133235 is about 4809.7021737318. The cubic root of 23133235 is about 284.9347752657.

Adding to 23133235 its reverse (53233132), we get a palindrome (76366367).

The spelling of 23133235 in words is "twenty-three million, one hundred thirty-three thousand, two hundred thirty-five".