16616112 has 20 divisors (see below), whose sum is σ = 42925080. Its totient is φ = 5538688.

The previous prime is 16616107. The next prime is 16616113. The reversal of 16616112 is 21161661.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16616113) 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, 173037 + ... + 173132.

It is an arithmetic number, because the mean of its divisors is an integer number (2146254).

Almost surely, 2^16616112 is an apocalyptic number.

16616112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16616112 is an abundant number, since it is smaller than the sum of its proper divisors (26308968).

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

16616112 is a wasteful number, since it uses less digits than its factorization.

16616112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346180 (or 346174 counting only the distinct ones).

The product of its digits is 432, while the sum is 24.

The square root of 16616112 is about 4076.2865453744. The cubic root of 16616112 is about 255.1779457689.

Adding to 16616112 its reverse (21161661), we get a palindrome (37777773).

The spelling of 16616112 in words is "sixteen million, six hundred sixteen thousand, one hundred twelve".