223444233 has 12 divisors (see below), whose sum is σ = 322882560. Its totient is φ = 148902936.

The previous prime is 223444229. The next prime is 223444259. The reversal of 223444233 is 332444322.

223444233 is a `hidden beast` number, since 2 + 234 + 4 + 423 + 3 = 666.

223444233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 223444233 - 2² = 223444229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223444197 and 223444206.

It is not an unprimeable number, because it can be changed into a prime (223444733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39688 + ... + 44966.

It is an arithmetic number, because the mean of its divisors is an integer number (26906880).

Almost surely, 2^223444233 is an apocalyptic number.

It is an amenable number.

223444233 is a deficient number, since it is larger than the sum of its proper divisors (99438327).

223444233 is a wasteful number, since it uses less digits than its factorization.

223444233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9988 (or 9985 counting only the distinct ones).

The product of its digits is 13824, while the sum is 27.

The square root of 223444233 is about 14948.0511438783. The cubic root of 223444233 is about 606.8151058028.

Adding to 223444233 its reverse (332444322), we get a palindrome (555888555).

The spelling of 223444233 in words is "two hundred twenty-three million, four hundred forty-four thousand, two hundred thirty-three".