3804965 has 4 divisors (see below), whose sum is σ = 4565964. Its totient is φ = 3043968.

The previous prime is 3804953. The next prime is 3804989. The reversal of 3804965 is 5694083.

3804965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5694083 = 79 ⋅72077.

It can be written as a sum of positive squares in 2 ways, for example, as 2719201 + 1085764 = 1649^2 + 1042^2 .

It is a cyclic number.

It is not a de Polignac number, because 3804965 - 2⁴ = 3804949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380492 + ... + 380501.

It is an arithmetic number, because the mean of its divisors is an integer number (1141491).

Almost surely, 2^3804965 is an apocalyptic number.

It is an amenable number.

3804965 is a deficient number, since it is larger than the sum of its proper divisors (760999).

3804965 is an equidigital number, since it uses as much as digits as its factorization.

3804965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760998.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 3804965 is about 1950.6319488822. The cubic root of 3804965 is about 156.1170089711.

The spelling of 3804965 in words is "three million, eight hundred four thousand, nine hundred sixty-five".