16806868 has 24 divisors (see below), whose sum is σ = 33343520. Its totient is φ = 7348320.

The previous prime is 16806833. The next prime is 16806869. The reversal of 16806868 is 86860861.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16806869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7518 + ... + 9493.

Almost surely, 2^16806868 is an apocalyptic number.

It is an amenable number.

16806868 is a deficient number, since it is larger than the sum of its proper divisors (16536652).

16806868 is a wasteful number, since it uses less digits than its factorization.

16806868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17047 (or 17045 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 16806868 is about 4099.6180309878. The cubic root of 16806868 is about 256.1507291066.

The spelling of 16806868 in words is "sixteen million, eight hundred six thousand, eight hundred sixty-eight".