16805486 has 16 divisors (see below), whose sum is σ = 26801280. Its totient is φ = 7875840.

The previous prime is 16805447. The next prime is 16805513. The reversal of 16805486 is 68450861.

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, 8675 + ... + 10433.

It is an arithmetic number, because the mean of its divisors is an integer number (1675080).

Almost surely, 2^16805486 is an apocalyptic number.

16805486 is a deficient number, since it is larger than the sum of its proper divisors (9995794).

16805486 is a wasteful number, since it uses less digits than its factorization.

16805486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 16805486 is about 4099.4494752344. The cubic root of 16805486 is about 256.1437079687.

The spelling of 16805486 in words is "sixteen million, eight hundred five thousand, four hundred eighty-six".