16466168 has 16 divisors (see below), whose sum is σ = 31531680. Its totient is φ = 8057728.

The previous prime is 16466161. The next prime is 16466173. The reversal of 16466168 is 86166461.

It is a happy number.

It is a super-2 number, since 2×16466168² = 542269377208448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16466161) 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, 21521 + ... + 22272.

It is an arithmetic number, because the mean of its divisors is an integer number (1970730).

Almost surely, 2^16466168 is an apocalyptic number.

It is an amenable number.

16466168 is a deficient number, since it is larger than the sum of its proper divisors (15065512).

16466168 is a wasteful number, since it uses less digits than its factorization.

16466168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43846 (or 43842 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 16466168 is about 4057.8526340911. The cubic root of 16466168 is about 254.4080489391.

The spelling of 16466168 in words is "sixteen million, four hundred sixty-six thousand, one hundred sixty-eight".