224442115 has 4 divisors (see below), whose sum is σ = 269330544. Its totient is φ = 179553688.

The previous prime is 224442103. The next prime is 224442137. The reversal of 224442115 is 511244422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 224442115 - 2⁵ = 224442083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 224442115.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22444207 + ... + 22444216.

It is an arithmetic number, because the mean of its divisors is an integer number (67332636).

Almost surely, 2^224442115 is an apocalyptic number.

224442115 is a deficient number, since it is larger than the sum of its proper divisors (44888429).

224442115 is an equidigital number, since it uses as much as digits as its factorization.

224442115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44888428.

The product of its digits is 2560, while the sum is 25.

The square root of 224442115 is about 14981.3922917732. The cubic root of 224442115 is about 607.7170917690.

Adding to 224442115 its reverse (511244422), we get a palindrome (735686537).

The spelling of 224442115 in words is "two hundred twenty-four million, four hundred forty-two thousand, one hundred fifteen".