233204423 has 4 divisors (see below), whose sum is σ = 245478360. Its totient is φ = 220930488.

The previous prime is 233204401. The next prime is 233204431. The reversal of 233204423 is 324402332.

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 233204423 - 2¹² = 233200327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233204483) 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 in 3 ways as a sum of consecutive naturals, for example, 6136940 + ... + 6136977.

It is an arithmetic number, because the mean of its divisors is an integer number (61369590).

Almost surely, 2^233204423 is an apocalyptic number.

233204423 is a deficient number, since it is larger than the sum of its proper divisors (12273937).

233204423 is a wasteful number, since it uses less digits than its factorization.

233204423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12273936.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 233204423 is about 15271.0321524120. The cubic root of 233204423 is about 615.5248547898.

Adding to 233204423 its reverse (324402332), we get a palindrome (557606755).

The spelling of 233204423 in words is "two hundred thirty-three million, two hundred four thousand, four hundred twenty-three".