224403233 has 2 divisors, whose sum is σ = 224403234. Its totient is φ = 224403232.

The previous prime is 224403229. The next prime is 224403253. The reversal of 224403233 is 332304422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189557824 + 34845409 = 13768^2 + 5903^2 .

It is a cyclic number.

It is not a de Polignac number, because 224403233 - 2² = 224403229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224403199 and 224403208.

It is not a weakly prime, because it can be changed into another prime (224403253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112201616 + 112201617.

It is an arithmetic number, because the mean of its divisors is an integer number (112201617).

Almost surely, 2^224403233 is an apocalyptic number.

It is an amenable number.

224403233 is a deficient number, since it is larger than the sum of its proper divisors (1).

224403233 is an equidigital number, since it uses as much as digits as its factorization.

224403233 is an evil number, because the sum of its binary digits is even.

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

The square root of 224403233 is about 14980.0945591141. The cubic root of 224403233 is about 607.6819964236.

Adding to 224403233 its reverse (332304422), we get a palindrome (556707655).

The spelling of 224403233 in words is "two hundred twenty-four million, four hundred three thousand, two hundred thirty-three".