206416166 has 16 divisors (see below), whose sum is σ = 348668928. Its totient is φ = 90798600.

The previous prime is 206416157. The next prime is 206416169. The reversal of 206416166 is 661614602.

It is a super-2 number, since 2×206416166² = 85215267172279112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206416169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150650 + ... + 152013.

It is an arithmetic number, because the mean of its divisors is an integer number (21791808).

Almost surely, 2^206416166 is an apocalyptic number.

206416166 is a deficient number, since it is larger than the sum of its proper divisors (142252762).

206416166 is a wasteful number, since it uses less digits than its factorization.

206416166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302707.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 206416166 is about 14367.1906091623. The cubic root of 206416166 is about 590.9915014672.

The spelling of 206416166 in words is "two hundred six million, four hundred sixteen thousand, one hundred sixty-six".