234321223 has 4 divisors (see below), whose sum is σ = 236166400. Its totient is φ = 232476048.

The previous prime is 234321193. The next prime is 234321239. The reversal of 234321223 is 322123432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234321223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234321194 and 234321203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234321293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 922398 + ... + 922651.

It is an arithmetic number, because the mean of its divisors is an integer number (59041600).

Almost surely, 2^234321223 is an apocalyptic number.

234321223 is a deficient number, since it is larger than the sum of its proper divisors (1845177).

234321223 is a wasteful number, since it uses less digits than its factorization.

234321223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845176.

The product of its digits is 1728, while the sum is 22.

The square root of 234321223 is about 15307.5544421700. The cubic root of 234321223 is about 616.5058592469.

Adding to 234321223 its reverse (322123432), we get a palindrome (556444655).

The spelling of 234321223 in words is "two hundred thirty-four million, three hundred twenty-one thousand, two hundred twenty-three".