233143234 has 4 divisors (see below), whose sum is σ = 349714854. Its totient is φ = 116571616.

The previous prime is 233143231. The next prime is 233143247. The reversal of 233143234 is 432341332.

233143234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 190854225 + 42289009 = 13815^2 + 6503^2 .

It is a junction number, because it is equal to n+sod(n) for n = 233143199 and 233143208.

It is not an unprimeable number, because it can be changed into a prime (233143231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58285807 + ... + 58285810.

Almost surely, 2^233143234 is an apocalyptic number.

233143234 is a deficient number, since it is larger than the sum of its proper divisors (116571620).

233143234 is a wasteful number, since it uses less digits than its factorization.

233143234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116571619.

The product of its digits is 5184, while the sum is 25.

The square root of 233143234 is about 15269.0285873071. The cubic root of 233143234 is about 615.4710155523.

Adding to 233143234 its reverse (432341332), we get a palindrome (665484566).

The spelling of 233143234 in words is "two hundred thirty-three million, one hundred forty-three thousand, two hundred thirty-four".