224641447 has 2 divisors, whose sum is σ = 224641448. Its totient is φ = 224641446.

The previous prime is 224641433. The next prime is 224641457. The reversal of 224641447 is 744146422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224641447 - 2²⁷ = 90423719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224641457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112320723 + 112320724.

It is an arithmetic number, because the mean of its divisors is an integer number (112320724).

Almost surely, 2^224641447 is an apocalyptic number.

224641447 is a deficient number, since it is larger than the sum of its proper divisors (1).

224641447 is an equidigital number, since it uses as much as digits as its factorization.

224641447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43008, while the sum is 34.

The square root of 224641447 is about 14988.0434680448. The cubic root of 224641447 is about 607.8969475258.

Adding to 224641447 its reverse (744146422), we get a palindrome (968787869).

The spelling of 224641447 in words is "two hundred twenty-four million, six hundred forty-one thousand, four hundred forty-seven".