It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
Almost surely, 216224228 is an apocalyptic number.
16224228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16224228 is a wasteful number, since it uses less digits than its factorization.
16224228 is an evil number, because the sum of its binary digits is even.
The square root of 16224228 is about 4027.9309825269. The cubic root of 16224228 is about 253.1558768004.
Adding to 16224228 its reverse (82242261), we get a palindrome (98466489).
The spelling of 16224228 in words is "sixteen million, two hundred twenty-four thousand, two hundred twenty-eight".