3885065 has 4 divisors (see below), whose sum is σ = 4662084. Its totient is φ = 3108048.

The previous prime is 3885047. The next prime is 3885071. The reversal of 3885065 is 5605883.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5605883 = 131 ⋅42793.

It can be written as a sum of positive squares in 2 ways, for example, as 2637376 + 1247689 = 1624^2 + 1117^2 .

It is a cyclic number.

It is not a de Polignac number, because 3885065 - 2⁶ = 3885001 is a prime.

It is a Duffinian number.

It is a Curzon 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, 388502 + ... + 388511.

It is an arithmetic number, because the mean of its divisors is an integer number (1165521).

Almost surely, 2^3885065 is an apocalyptic number.

It is an amenable number.

3885065 is a deficient number, since it is larger than the sum of its proper divisors (777019).

3885065 is an equidigital number, since it uses as much as digits as its factorization.

3885065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777018.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 3885065 is about 1971.0568231281. The cubic root of 3885065 is about 157.2049064288.

The spelling of 3885065 in words is "three million, eight hundred eighty-five thousand, sixty-five".