233133 has 4 divisors (see below), whose sum is σ = 310848. Its totient is φ = 155420.

The previous prime is 233117. The next prime is 233141. The reversal of 233133 is 331332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 233133 - 2⁴ = 233117 is a prime.

It is a D-number.

It is a Curzon number.

233133 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 233133.

It is not an unprimeable number, because it can be changed into a prime (233113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38853 + ... + 38858.

It is an arithmetic number, because the mean of its divisors is an integer number (77712).

2²³³¹³³ is an apocalyptic number.

It is an amenable number.

233133 is a deficient number, since it is larger than the sum of its proper divisors (77715).

233133 is an equidigital number, since it uses as much as digits as its factorization.

233133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77714.

The product of its digits is 162, while the sum is 15.

The square root of 233133 is about 482.8384823106. The cubic root of 233133 is about 61.5462009897.

Adding to 233133 its reverse (331332), we get a palindrome (564465).

It can be divided in two parts, 2 and 33133, that multiplied together give a palindrome (66266).

The spelling of 233133 in words is "two hundred thirty-three thousand, one hundred thirty-three".