16866122 has 16 divisors (see below), whose sum is σ = 31137792. Its totient is φ = 6672240.

The previous prime is 16866103. The next prime is 16866127. The reversal of 16866122 is 22166861.

It is not an unprimeable number, because it can be changed into a prime (16866127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46154 + ... + 46517.

It is an arithmetic number, because the mean of its divisors is an integer number (1946112).

Almost surely, 2^16866122 is an apocalyptic number.

16866122 is a deficient number, since it is larger than the sum of its proper divisors (14271670).

16866122 is a wasteful number, since it uses less digits than its factorization.

16866122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92693.

The product of its digits is 6912, while the sum is 32.

The square root of 16866122 is about 4106.8384433771. The cubic root of 16866122 is about 256.4514028770.

The spelling of 16866122 in words is "sixteen million, eight hundred sixty-six thousand, one hundred twenty-two".