16818036 has 24 divisors (see below), whose sum is σ = 40200384. Its totient is φ = 5469120.

The previous prime is 16818029. The next prime is 16818047. The reversal of 16818036 is 63081861.

It is a junction number, because it is equal to n+sod(n) for n = 16817988 and 16818006.

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, 16600 + ... + 17583.

It is an arithmetic number, because the mean of its divisors is an integer number (1675016).

Almost surely, 2^16818036 is an apocalyptic number.

It is an amenable number.

16818036 is an abundant number, since it is smaller than the sum of its proper divisors (23382348).

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

16818036 is a wasteful number, since it uses less digits than its factorization.

16818036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34231 (or 34229 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 16818036 is about 4100.9798829060. The cubic root of 16818036 is about 256.2074530986.

Adding to 16818036 its reverse (63081861), we get a palindrome (79899897).

The spelling of 16818036 in words is "sixteen million, eight hundred eighteen thousand, thirty-six".