16673165 has 16 divisors (see below), whose sum is σ = 21168000. Its totient is φ = 12572352.

The previous prime is 16673161. The next prime is 16673213. The reversal of 16673165 is 56137661.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16673165 - 2² = 16673161 is a prime.

It is a super-2 number, since 2×16673165² = 555988862234450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16673161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27536 + ... + 28134.

It is an arithmetic number, because the mean of its divisors is an integer number (1323000).

Almost surely, 2^16673165 is an apocalyptic number.

It is an amenable number.

16673165 is a deficient number, since it is larger than the sum of its proper divisors (4494835).

16673165 is a wasteful number, since it uses less digits than its factorization.

16673165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916.

The product of its digits is 22680, while the sum is 35.

The square root of 16673165 is about 4083.2787071176. The cubic root of 16673165 is about 255.4696713783.

The spelling of 16673165 in words is "sixteen million, six hundred seventy-three thousand, one hundred sixty-five".