16808323 has 24 divisors (see below), whose sum is σ = 20516352. Its totient is φ = 13716864.

The previous prime is 16808321. The next prime is 16808339. The reversal of 16808323 is 32380861.

It is not a de Polignac number, because 16808323 - 2¹ = 16808321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16808321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132286 + ... + 132412.

It is an arithmetic number, because the mean of its divisors is an integer number (854848).

Almost surely, 2^16808323 is an apocalyptic number.

16808323 is a deficient number, since it is larger than the sum of its proper divisors (3708029).

16808323 is a wasteful number, since it uses less digits than its factorization.

16808323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 16808323 is about 4099.7954827040. The cubic root of 16808323 is about 256.1581206990.

The spelling of 16808323 in words is "sixteen million, eight hundred eight thousand, three hundred twenty-three".