226217244 has 36 divisors (see below), whose sum is σ = 580191752. Its totient is φ = 68550240.

The previous prime is 226217237. The next prime is 226217309. The reversal of 226217244 is 442712622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76447 + ... + 79350.

Almost surely, 2^226217244 is an apocalyptic number.

It is an amenable number.

226217244 is an abundant number, since it is smaller than the sum of its proper divisors (353974508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226217244 is a wasteful number, since it uses less digits than its factorization.

226217244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155826 (or 155813 counting only the distinct ones).

The product of its digits is 10752, while the sum is 30.

The square root of 226217244 is about 15040.5200707954. The cubic root of 226217244 is about 609.3150459148.

Adding to 226217244 its reverse (442712622), we get a palindrome (668929866).

It can be divided in two parts, 226 and 217244, that added together give a triangular number (217470 = T₆₅₉).

The spelling of 226217244 in words is "two hundred twenty-six million, two hundred seventeen thousand, two hundred forty-four".