233222243 has 4 divisors (see below), whose sum is σ = 236703240. Its totient is φ = 229741248.

The previous prime is 233222237. The next prime is 233222279. The reversal of 233222243 is 342222332.

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 233222243 - 2⁸ = 233221987 is a prime.

It is a super-2 number, since 2×233222243² = 108785229259902098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233222203) 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, 1740398 + ... + 1740531.

It is an arithmetic number, because the mean of its divisors is an integer number (59175810).

Almost surely, 2^233222243 is an apocalyptic number.

233222243 is a deficient number, since it is larger than the sum of its proper divisors (3480997).

233222243 is an equidigital number, since it uses as much as digits as its factorization.

233222243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3480996.

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

The square root of 233222243 is about 15271.6155988815. The cubic root of 233222243 is about 615.5405325563.

Adding to 233222243 its reverse (342222332), we get a palindrome (575444575).

The spelling of 233222243 in words is "two hundred thirty-three million, two hundred twenty-two thousand, two hundred forty-three".