4085166 has 8 divisors (see below), whose sum is σ = 8170344. Its totient is φ = 1361720.

The previous prime is 4085119. The next prime is 4085167. The reversal of 4085166 is 6615804.

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

4085166 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340425 + ... + 340436.

It is an arithmetic number, because the mean of its divisors is an integer number (1021293).

Almost surely, 2^4085166 is an apocalyptic number.

4085166 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.

4085166 is a wasteful number, since it uses less digits than its factorization.

4085166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680866.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 4085166 is about 2021.1793586914. The cubic root of 4085166 is about 159.8588077330.

The spelling of 4085166 in words is "four million, eighty-five thousand, one hundred sixty-six".