4165085 has 16 divisors (see below), whose sum is σ = 5572800. Its totient is φ = 2969856.

The previous prime is 4165079. The next prime is 4165097. The reversal of 4165085 is 5805614.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4165085 - 2⁸ = 4164829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326 + ... + 2904.

It is an arithmetic number, because the mean of its divisors is an integer number (348300).

Almost surely, 2^4165085 is an apocalyptic number.

It is an amenable number.

4165085 is a deficient number, since it is larger than the sum of its proper divisors (1407715).

4165085 is a wasteful number, since it uses less digits than its factorization.

4165085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 4165085 is about 2040.8539879178. The cubic root of 4165085 is about 160.8945337590.

The spelling of 4165085 in words is "four million, one hundred sixty-five thousand, eighty-five".