Adding to 22272 its reverse (27222), we get a palindrome (49494).
Subtracting 22272 from its reverse (27222), we obtain a triangular number (4950 = T99).
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 22272.
222272 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22272 is an equidigital number, since it uses as much as digits as its factorization.
22272 is an odious number, because the sum of its binary digits is odd.
The square root of 22272 is about 149.2380648494. The cubic root of 22272 is about 28.1353986240.
The spelling of 22272 in words is "twenty-two thousand, two hundred seventy-two", and thus it is an iban number.