3905166 has 8 divisors (see below), whose sum is σ = 7810344. Its totient is φ = 1301720.

The previous prime is 3905149. The next prime is 3905173. The reversal of 3905166 is 6615093.

It is a happy number.

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

3905166 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 325425 + ... + 325436.

It is an arithmetic number, because the mean of its divisors is an integer number (976293).

Almost surely, 2^3905166 is an apocalyptic number.

3905166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3905166 is a wasteful number, since it uses less digits than its factorization.

3905166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650866.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 3905166 is about 1976.1492858587. The cubic root of 3905166 is about 157.4755618420.

The spelling of 3905166 in words is "three million, nine hundred five thousand, one hundred sixty-six".