16898166 has 16 divisors (see below), whose sum is σ = 37551600. Its totient is φ = 5632704.

The previous prime is 16898143. The next prime is 16898171. The reversal of 16898166 is 66189861.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 156411 + ... + 156518.

It is an arithmetic number, because the mean of its divisors is an integer number (2346975).

Almost surely, 2^16898166 is an apocalyptic number.

16898166 is an abundant number, since it is smaller than the sum of its proper divisors (20653434).

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

16898166 is a wasteful number, since it uses less digits than its factorization.

16898166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312940 (or 312934 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 16898166 is about 4110.7378899657. The cubic root of 16898166 is about 256.6137110816.

The spelling of 16898166 in words is "sixteen million, eight hundred ninety-eight thousand, one hundred sixty-six".