22116016 has 30 divisors (see below), whose sum is σ = 46405140. Its totient is φ = 10206144.

The previous prime is 22116013. The next prime is 22116023. The reversal of 22116016 is 61061122.

It is a junction number, because it is equal to n+sod(n) for n = 22115984 and 22116002.

It is not an unprimeable number, because it can be changed into a prime (22116013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1386 + ... + 6793.

It is an arithmetic number, because the mean of its divisors is an integer number (1546838).

Almost surely, 2^22116016 is an apocalyptic number.

22116016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22116016 is an abundant number, since it is smaller than the sum of its proper divisors (24289124).

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

22116016 is a wasteful number, since it uses less digits than its factorization.

22116016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8213 (or 8194 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 22116016 is about 4702.7668451668. The cubic root of 22116016 is about 280.6956173523.

Adding to 22116016 its reverse (61061122), we get a palindrome (83177138).

The spelling of 22116016 in words is "twenty-two million, one hundred sixteen thousand, sixteen".