16616612 has 12 divisors (see below), whose sum is σ = 29108016. Its totient is φ = 8300040.

The previous prime is 16616609. The next prime is 16616617. The reversal of 16616612 is 21661661.

It is a super-2 number, since 2×16616612² = 552223588717088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16616617) 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, 5687 + ... + 8097.

It is an arithmetic number, because the mean of its divisors is an integer number (2425668).

Almost surely, 2^16616612 is an apocalyptic number.

It is an amenable number.

16616612 is a deficient number, since it is larger than the sum of its proper divisors (12491404).

16616612 is a wasteful number, since it uses less digits than its factorization.

16616612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138 (or 4136 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 16616612 is about 4076.3478752432. The cubic root of 16616612 is about 255.1805052865.

The spelling of 16616612 in words is "sixteen million, six hundred sixteen thousand, six hundred twelve".