4105085 has 8 divisors (see below), whose sum is σ = 4938840. Its totient is φ = 3275584.

The previous prime is 4105069. The next prime is 4105091. The reversal of 4105085 is 5805014.

It can be written as a sum of positive squares in 4 ways, for example, as 1136356 + 2968729 = 1066^2 + 1723^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4105085 - 2⁴ = 4105069 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4105085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1739 + ... + 3351.

It is an arithmetic number, because the mean of its divisors is an integer number (617355).

Almost surely, 2^4105085 is an apocalyptic number.

It is an amenable number.

4105085 is a deficient number, since it is larger than the sum of its proper divisors (833755).

4105085 is a wasteful number, since it uses less digits than its factorization.

4105085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 4105085 is about 2026.1009352942. The cubic root of 4105085 is about 160.1182069189.

The spelling of 4105085 in words is "four million, one hundred five thousand, eighty-five".