233 (number)

233 (two hundred [and] thirty-three) is the natural number following 232 and preceding 234.

Additionally:


 * 233 is a prime number
 * 233 is a Sophie Germain prime, a Pillai prime, and a Ramanujan prime
 * It is a Fibonacci number, one of the Fibonacci primes
 * There are exactly 233 maximal planar graphs with ten vertices, and 233 connected topological spaces with four points