16827666 has 16 divisors (see below), whose sum is σ = 33696000. Its totient is φ = 5602448.

The previous prime is 16827661. The next prime is 16827667. The reversal of 16827666 is 66672861.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16827661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7660 + ... + 9608.

It is an arithmetic number, because the mean of its divisors is an integer number (2106000).

Almost surely, 2^16827666 is an apocalyptic number.

16827666 is an abundant number, since it is smaller than the sum of its proper divisors (16868334).

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

16827666 is a wasteful number, since it uses less digits than its factorization.

16827666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393.

The product of its digits is 145152, while the sum is 42.

The square root of 16827666 is about 4102.1538245171. The cubic root of 16827666 is about 256.2563451929.

The spelling of 16827666 in words is "sixteen million, eight hundred twenty-seven thousand, six hundred sixty-six".