233321232 has 20 divisors (see below), whose sum is σ = 602746640. Its totient is φ = 77773728.

The previous prime is 233321227. The next prime is 233321233. The reversal of 233321232 is 232123332.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 233321199 and 233321208.

It is not an unprimeable number, because it can be changed into a prime (233321233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2430382 + ... + 2430477.

It is an arithmetic number, because the mean of its divisors is an integer number (30137332).

Almost surely, 2^233321232 is an apocalyptic number.

It is an amenable number.

233321232 is an abundant number, since it is smaller than the sum of its proper divisors (369425408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233321232 is a wasteful number, since it uses less digits than its factorization.

233321232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4860870 (or 4860864 counting only the distinct ones).

The product of its digits is 1296, while the sum is 21.

The square root of 233321232 is about 15274.8562022691. The cubic root of 233321232 is about 615.6276070457.

Adding to 233321232 its reverse (232123332), we get a palindrome (465444564).

The spelling of 233321232 in words is "two hundred thirty-three million, three hundred twenty-one thousand, two hundred thirty-two".