22227616 has 24 divisors (see below), whose sum is σ = 44694720. Its totient is φ = 10876608.

The previous prime is 22227593. The next prime is 22227631. The reversal of 22227616 is 61672222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5886 + ... + 8893.

It is an arithmetic number, because the mean of its divisors is an integer number (1862280).

Almost surely, 2^22227616 is an apocalyptic number.

It is an amenable number.

22227616 is an abundant number, since it is smaller than the sum of its proper divisors (22467104).

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

22227616 is a wasteful number, since it uses less digits than its factorization.

22227616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14836 (or 14828 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 22227616 is about 4714.6172697261. The cubic root of 22227616 is about 281.1669663690.

Adding to 22227616 its reverse (61672222), we get a palindrome (83899838).

The spelling of 22227616 in words is "twenty-two million, two hundred twenty-seven thousand, six hundred sixteen".