16122166 has 8 divisors (see below), whose sum is σ = 24204024. Its totient is φ = 8054160.

The previous prime is 16122157. The next prime is 16122181. The reversal of 16122166 is 66122161.

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

It is a super-5 number, since 5×16122166⁵ (a number of 37 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16122166.

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 3 ways as a sum of consecutive naturals, for example, 241 + ... + 5683.

It is an arithmetic number, because the mean of its divisors is an integer number (3025503).

Almost surely, 2^16122166 is an apocalyptic number.

16122166 is a deficient number, since it is larger than the sum of its proper divisors (8081858).

16122166 is a wasteful number, since it uses less digits than its factorization.

16122166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926.

The product of its digits is 864, while the sum is 25.

The square root of 16122166 is about 4015.2417112797. The cubic root of 16122166 is about 252.6239159119.

The spelling of 16122166 in words is "sixteen million, one hundred twenty-two thousand, one hundred sixty-six".