8166697 has 16 divisors (see below), whose sum is σ = 10340352. Its totient is φ = 6264720.

The previous prime is 8166659. The next prime is 8166727. The reversal of 8166697 is 7966618.

8166697 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8166697 - 2¹⁵ = 8133929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8166097) 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 15 ways as a sum of consecutive naturals, for example, 4368 + ... + 5950.

It is an arithmetic number, because the mean of its divisors is an integer number (646272).

Almost surely, 2^8166697 is an apocalyptic number.

It is an amenable number.

8166697 is a deficient number, since it is larger than the sum of its proper divisors (2173655).

8166697 is a wasteful number, since it uses less digits than its factorization.

8166697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668.

The product of its digits is 108864, while the sum is 43.

The square root of 8166697 is about 2857.7433404699. The cubic root of 8166697 is about 201.3796032592.

The spelling of 8166697 in words is "eight million, one hundred sixty-six thousand, six hundred ninety-seven".