16669868 has 12 divisors (see below), whose sum is σ = 29608152. Its totient is φ = 8210400.

The previous prime is 16669841. The next prime is 16669883. The reversal of 16669868 is 86896661.

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, 30833 + ... + 31368.

It is an arithmetic number, because the mean of its divisors is an integer number (2467346).

Almost surely, 2^16669868 is an apocalyptic number.

It is an amenable number.

16669868 is a deficient number, since it is larger than the sum of its proper divisors (12938284).

16669868 is a wasteful number, since it uses less digits than its factorization.

16669868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62272 (or 62270 counting only the distinct ones).

The product of its digits is 746496, while the sum is 50.

The square root of 16669868 is about 4082.8749674708. The cubic root of 16669868 is about 255.4528311637.

The spelling of 16669868 in words is "sixteen million, six hundred sixty-nine thousand, eight hundred sixty-eight".