23033133 has 8 divisors (see below), whose sum is σ = 34123200. Its totient is φ = 15355404.

The previous prime is 23033119. The next prime is 23033137. The reversal of 23033133 is 33133032.

It is not a de Polignac number, because 23033133 - 2¹⁶ = 22967597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23033137) 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, 426513 + ... + 426566.

It is an arithmetic number, because the mean of its divisors is an integer number (4265400).

Almost surely, 2^23033133 is an apocalyptic number.

It is an amenable number.

23033133 is a deficient number, since it is larger than the sum of its proper divisors (11090067).

23033133 is an equidigital number, since it uses as much as digits as its factorization.

23033133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853088 (or 853082 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

The square root of 23033133 is about 4799.2846341929. The cubic root of 23033133 is about 284.5231916586.

Adding to 23033133 its reverse (33133032), we get a palindrome (56166165).

The spelling of 23033133 in words is "twenty-three million, thirty-three thousand, one hundred thirty-three".