224443253 has 2 divisors, whose sum is σ = 224443254. Its totient is φ = 224443252.

The previous prime is 224443201. The next prime is 224443277. The reversal of 224443253 is 352344422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211324369 + 13118884 = 14537^2 + 3622^2 .

It is a cyclic number.

It is not a de Polignac number, because 224443253 - 2¹⁸ = 224181109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224443853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112221626 + 112221627.

It is an arithmetic number, because the mean of its divisors is an integer number (112221627).

Almost surely, 2^224443253 is an apocalyptic number.

It is an amenable number.

224443253 is a deficient number, since it is larger than the sum of its proper divisors (1).

224443253 is an equidigital number, since it uses as much as digits as its factorization.

224443253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 29.

The square root of 224443253 is about 14981.4302721736. The cubic root of 224443253 is about 607.7181188799.

Adding to 224443253 its reverse (352344422), we get a palindrome (576787675).

The spelling of 224443253 in words is "two hundred twenty-four million, four hundred forty-three thousand, two hundred fifty-three".