16996218 has 32 divisors (see below), whose sum is σ = 35942400. Its totient is φ = 5347056.

The previous prime is 16996211. The next prime is 16996219. The reversal of 16996218 is 81269961.

It is a self number, because there is not a number n which added to its sum of digits gives 16996218.

It is not an unprimeable number, because it can be changed into a prime (16996211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10123 + ... + 11681.

It is an arithmetic number, because the mean of its divisors is an integer number (1123200).

Almost surely, 2^16996218 is an apocalyptic number.

16996218 is an abundant number, since it is smaller than the sum of its proper divisors (18946182).

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

16996218 is a wasteful number, since it uses less digits than its factorization.

16996218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666.

The product of its digits is 46656, while the sum is 42.

The square root of 16996218 is about 4122.6469652397. The cubic root of 16996218 is about 257.1090898340.

The spelling of 16996218 in words is "sixteen million, nine hundred ninety-six thousand, two hundred eighteen".