4168085 has 4 divisors (see below), whose sum is σ = 5001708. Its totient is φ = 3334464.

The previous prime is 4168063. The next prime is 4168091. The reversal of 4168085 is 5808614.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1267876 + 2900209 = 1126^2 + 1703^2 .

It is a cyclic number.

It is not a de Polignac number, because 4168085 - 2⁸ = 4167829 is a prime.

It is a Duffinian number.

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, 416804 + ... + 416813.

It is an arithmetic number, because the mean of its divisors is an integer number (1250427).

Almost surely, 2^4168085 is an apocalyptic number.

It is an amenable number.

4168085 is a deficient number, since it is larger than the sum of its proper divisors (833623).

4168085 is an equidigital number, since it uses as much as digits as its factorization.

4168085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833622.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 4168085 is about 2041.5888420541. The cubic root of 4168085 is about 160.9331538400.

The spelling of 4168085 in words is "four million, one hundred sixty-eight thousand, eighty-five".