3855166 has 16 divisors (see below), whose sum is σ = 6634080. Its totient is φ = 1645920.

The previous prime is 3855161. The next prime is 3855169. The reversal of 3855166 is 6615583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855161) 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, 6856 + ... + 7396.

It is an arithmetic number, because the mean of its divisors is an integer number (414630).

Almost surely, 2^3855166 is an apocalyptic number.

3855166 is a deficient number, since it is larger than the sum of its proper divisors (2778914).

3855166 is a wasteful number, since it uses less digits than its factorization.

3855166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059.

The product of its digits is 21600, while the sum is 34.

The square root of 3855166 is about 1963.4576644277. The cubic root of 3855166 is about 156.8005906805.

The spelling of 3855166 in words is "three million, eight hundred fifty-five thousand, one hundred sixty-six".