233143330 has 32 divisors (see below), whose sum is σ = 480216960. Its totient is φ = 79833600.

The previous prime is 233143303. The next prime is 233143333. The reversal of 233143330 is 33341332.

233143330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (233143333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71986 + ... + 75154.

It is an arithmetic number, because the mean of its divisors is an integer number (15006780).

Almost surely, 2^233143330 is an apocalyptic number.

233143330 is an abundant number, since it is smaller than the sum of its proper divisors (247073630).

233143330 is a wasteful number, since it uses less digits than its factorization.

233143330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234.

The product of its (nonzero) digits is 1944, while the sum is 22.

The square root of 233143330 is about 15269.0317309252. The cubic root of 233143330 is about 615.4711000286.

Adding to 233143330 its reverse (33341332), we get a palindrome (266484662).

The spelling of 233143330 in words is "two hundred thirty-three million, one hundred forty-three thousand, three hundred thirty".