22114216 has 8 divisors (see below), whose sum is σ = 41464170. Its totient is φ = 11057104.

The previous prime is 22114207. The next prime is 22114217. The reversal of 22114216 is 61241122.

It can be written as a sum of positive squares in only one way, i.e., 13293316 + 8820900 = 3646^2 + 2970^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 22114193 and 22114202.

It is not an unprimeable number, because it can be changed into a prime (22114217) by changing a digit.

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 as a sum of consecutive naturals, namely, 1382131 + ... + 1382146.

Almost surely, 2^22114216 is an apocalyptic number.

It is an amenable number.

22114216 is a deficient number, since it is larger than the sum of its proper divisors (19349954).

22114216 is a wasteful number, since it uses less digits than its factorization.

22114216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764283 (or 2764279 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 22114216 is about 4702.5754645726. The cubic root of 22114216 is about 280.6880019690.

Adding to 22114216 its reverse (61241122), we get a palindrome (83355338).

The spelling of 22114216 in words is "twenty-two million, one hundred fourteen thousand, two hundred sixteen".