16808118 has 8 divisors (see below), whose sum is σ = 33616248. Its totient is φ = 5602704.

The previous prime is 16808111. The next prime is 16808159. The reversal of 16808118 is 81180861.

It is a sphenic number, since it is the product of 3 distinct primes.

16808118 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16808111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400671 + ... + 1400682.

It is an arithmetic number, because the mean of its divisors is an integer number (4202031).

Almost surely, 2^16808118 is an apocalyptic number.

16808118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16808118 is a wasteful number, since it uses less digits than its factorization.

16808118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801358.

The product of its (nonzero) digits is 3072, while the sum is 33.

The square root of 16808118 is about 4099.7704813806. The cubic root of 16808118 is about 256.1570792977.

Adding to 16808118 its reverse (81180861), we get a palindrome (97988979).

The spelling of 16808118 in words is "sixteen million, eight hundred eight thousand, one hundred eighteen".