234421223 has 4 divisors (see below), whose sum is σ = 234689400. Its totient is φ = 234153048.

The previous prime is 234421217. The next prime is 234421237. The reversal of 234421223 is 322124432.

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 234421223 - 2⁴ = 234421207 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 (234426223) 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, 132773 + ... + 134526.

It is an arithmetic number, because the mean of its divisors is an integer number (58672350).

Almost surely, 2^234421223 is an apocalyptic number.

234421223 is a deficient number, since it is larger than the sum of its proper divisors (268177).

234421223 is an equidigital number, since it uses as much as digits as its factorization.

234421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268176.

The product of its digits is 2304, while the sum is 23.

The square root of 234421223 is about 15310.8204548287. The cubic root of 234421223 is about 616.5935477302.

Adding to 234421223 its reverse (322124432), we get a palindrome (556545655).

The spelling of 234421223 in words is "two hundred thirty-four million, four hundred twenty-one thousand, two hundred twenty-three".