224442313 has 12 divisors (see below), whose sum is σ = 242480880. Its totient is φ = 207643712.

The previous prime is 224442299. The next prime is 224442319. The reversal of 224442313 is 313244422.

It is a happy number.

It is not a de Polignac number, because 224442313 - 2²⁵ = 190887881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224442319) 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, 10470 + ... + 23632.

It is an arithmetic number, because the mean of its divisors is an integer number (20206740).

Almost surely, 2^224442313 is an apocalyptic number.

It is an amenable number.

224442313 is a deficient number, since it is larger than the sum of its proper divisors (18038567).

224442313 is a wasteful number, since it uses less digits than its factorization.

224442313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13256 (or 13239 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 224442313 is about 14981.3988999693. The cubic root of 224442313 is about 607.7172704757.

Adding to 224442313 its reverse (313244422), we get a palindrome (537686735).

The spelling of 224442313 in words is "two hundred twenty-four million, four hundred forty-two thousand, three hundred thirteen".