224215265 has 8 divisors (see below), whose sum is σ = 275620968. Its totient is φ = 174997120.

The previous prime is 224215237. The next prime is 224215273. The reversal of 224215265 is 562512422.

It can be written as a sum of positive squares in 4 ways, for example, as 26306641 + 197908624 = 5129^2 + 14068^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 224215265 - 2¹⁴ = 224198881 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 546662 + ... + 547071.

It is an arithmetic number, because the mean of its divisors is an integer number (34452621).

Almost surely, 2^224215265 is an apocalyptic number.

It is an amenable number.

224215265 is a deficient number, since it is larger than the sum of its proper divisors (51405703).

224215265 is a wasteful number, since it uses less digits than its factorization.

224215265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093779.

The product of its digits is 9600, while the sum is 29.

The square root of 224215265 is about 14973.8193190649. The cubic root of 224215265 is about 607.5122771260.

Adding to 224215265 its reverse (562512422), we get a palindrome (786727687).

The spelling of 224215265 in words is "two hundred twenty-four million, two hundred fifteen thousand, two hundred sixty-five".