4085158 has 32 divisors (see below), whose sum is σ = 7838208. Its totient is φ = 1550400.

The previous prime is 4085119. The next prime is 4085167. The reversal of 4085158 is 8515804.

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 15 ways as a sum of consecutive naturals, for example, 5991 + ... + 6637.

It is an arithmetic number, because the mean of its divisors is an integer number (244944).

Almost surely, 2^4085158 is an apocalyptic number.

4085158 is a deficient number, since it is larger than the sum of its proper divisors (3753050).

4085158 is a wasteful number, since it uses less digits than its factorization.

4085158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708.

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 4085158 is about 2021.1773796478. The cubic root of 4085158 is about 159.8587033821.

The spelling of 4085158 in words is "four million, eighty-five thousand, one hundred fifty-eight".