3865795 has 4 divisors (see below), whose sum is σ = 4638960. Its totient is φ = 3092632.

The previous prime is 3865777. The next prime is 3865801. The reversal of 3865795 is 5975683.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5975683 = 7 ⋅853669.

It is a cyclic number.

It is not a de Polignac number, because 3865795 - 2⁹ = 3865283 is a prime.

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, 386575 + ... + 386584.

It is an arithmetic number, because the mean of its divisors is an integer number (1159740).

Almost surely, 2^3865795 is an apocalyptic number.

3865795 is a deficient number, since it is larger than the sum of its proper divisors (773165).

3865795 is an equidigital number, since it uses as much as digits as its factorization.

3865795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773164.

The product of its digits is 226800, while the sum is 43.

The square root of 3865795 is about 1966.1625059999. The cubic root of 3865795 is about 156.9445623572.

The spelling of 3865795 in words is "three million, eight hundred sixty-five thousand, seven hundred ninety-five".