22216336 has 40 divisors (see below), whose sum is σ = 45425664. Its totient is φ = 10510080.

The previous prime is 22216333. The next prime is 22216351. The reversal of 22216336 is 63361222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22216336.

It is not an unprimeable number, because it can be changed into a prime (22216333) 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 in 7 ways as a sum of consecutive naturals, for example, 22836 + ... + 23788.

Almost surely, 2^22216336 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 22216336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22712832).

22216336 is an abundant number, since it is smaller than the sum of its proper divisors (23209328).

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

22216336 is a wasteful number, since it uses less digits than its factorization.

22216336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039 (or 1033 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 22216336 is about 4713.4208384145. The cubic root of 22216336 is about 281.1193964147.

Adding to 22216336 its reverse (63361222), we get a palindrome (85577558).

The spelling of 22216336 in words is "twenty-two million, two hundred sixteen thousand, three hundred thirty-six".