16808366 has 4 divisors (see below), whose sum is σ = 25212552. Its totient is φ = 8404182.

The previous prime is 16808353. The next prime is 16808381. The reversal of 16808366 is 66380861.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66380861 = 269 ⋅246769.

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 as a sum of consecutive naturals, namely, 4202090 + ... + 4202093.

It is an arithmetic number, because the mean of its divisors is an integer number (6303138).

Almost surely, 2^16808366 is an apocalyptic number.

16808366 is a deficient number, since it is larger than the sum of its proper divisors (8404186).

16808366 is an equidigital number, since it uses as much as digits as its factorization.

16808366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8404185.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 16808366 is about 4099.8007268647. The cubic root of 16808366 is about 256.1583391382.

The spelling of 16808366 in words is "sixteen million, eight hundred eight thousand, three hundred sixty-six".