16166229 has 8 divisors (see below), whose sum is σ = 21876960. Its totient is φ = 10616496.

The previous prime is 16166209. The next prime is 16166243. The reversal of 16166229 is 92266161.

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

It is not a de Polignac number, because 16166229 - 2⁵ = 16166197 is a prime.

It is a super-2 number, since 2×16166229² = 522693920160882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16166229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16166209) 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, 40014 + ... + 40415.

It is an arithmetic number, because the mean of its divisors is an integer number (2734620).

Almost surely, 2^16166229 is an apocalyptic number.

It is an amenable number.

16166229 is a deficient number, since it is larger than the sum of its proper divisors (5710731).

16166229 is an equidigital number, since it uses as much as digits as its factorization.

16166229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80499.

The product of its digits is 7776, while the sum is 33.

The square root of 16166229 is about 4020.7249346355. The cubic root of 16166229 is about 252.8538528001.

The spelling of 16166229 in words is "sixteen million, one hundred sixty-six thousand, two hundred twenty-nine".