16889998 has 8 divisors (see below), whose sum is σ = 25359192. Its totient is φ = 8436936.

The previous prime is 16889953. The next prime is 16890001. The reversal of 16889998 is 89998861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940 + ... + 5887.

It is an arithmetic number, because the mean of its divisors is an integer number (3169899).

Almost surely, 2^16889998 is an apocalyptic number.

16889998 is a deficient number, since it is larger than the sum of its proper divisors (8469194).

16889998 is a wasteful number, since it uses less digits than its factorization.

16889998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8066.

The product of its digits is 2239488, while the sum is 58.

The square root of 16889998 is about 4109.7442742828. The cubic root of 16889998 is about 256.5723582982.

The spelling of 16889998 in words is "sixteen million, eight hundred eighty-nine thousand, nine hundred ninety-eight".