22240016 has 20 divisors (see below), whose sum is σ = 43611792. Its totient is φ = 10985376.

The previous prime is 22240003. The next prime is 22240021. The reversal of 22240016 is 61004222.

It is a junction number, because it is equal to n+sod(n) for n = 22239976 and 22240003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7046 + ... + 9701.

Almost surely, 2^22240016 is an apocalyptic number.

It is an amenable number.

22240016 is a deficient number, since it is larger than the sum of its proper divisors (21371776).

22240016 is a wasteful number, since it uses less digits than its factorization.

22240016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16838 (or 16832 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 22240016 is about 4715.9321453982. The cubic root of 22240016 is about 281.2192410148.

Adding to 22240016 its reverse (61004222), we get a palindrome (83244238).

The spelling of 22240016 in words is "twenty-two million, two hundred forty thousand, sixteen".