8256166 has 8 divisors (see below), whose sum is σ = 12449664. Its totient is φ = 4106280.

The previous prime is 8256139. The next prime is 8256173. The reversal of 8256166 is 6616528.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10425 + ... + 11188.

It is an arithmetic number, because the mean of its divisors is an integer number (1556208).

Almost surely, 2^8256166 is an apocalyptic number.

8256166 is a deficient number, since it is larger than the sum of its proper divisors (4193498).

8256166 is a wasteful number, since it uses less digits than its factorization.

8256166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21806.

The product of its digits is 17280, while the sum is 34.

The square root of 8256166 is about 2873.3544856143. The cubic root of 8256166 is about 202.1123284667.

The spelling of 8256166 in words is "eight million, two hundred fifty-six thousand, one hundred sixty-six".