22408016 has 20 divisors (see below), whose sum is σ = 44065632. Its totient is φ = 11036256.

The previous prime is 22407971. The next prime is 22408019. The reversal of 22408016 is 61080422.

It is a junction number, because it is equal to n+sod(n) for n = 22407982 and 22408000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22408019) 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 3 ways as a sum of consecutive naturals, for example, 9380 + ... + 11523.

Almost surely, 2^22408016 is an apocalyptic number.

It is an amenable number.

22408016 is a deficient number, since it is larger than the sum of its proper divisors (21657616).

22408016 is a wasteful number, since it uses less digits than its factorization.

22408016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20978 (or 20972 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 22408016 is about 4733.7105952941. The cubic root of 22408016 is about 281.9255709549.

Adding to 22408016 its reverse (61080422), we get a palindrome (83488438).

The spelling of 22408016 in words is "twenty-two million, four hundred eight thousand, sixteen".