3791365 has 4 divisors (see below), whose sum is σ = 4549644. Its totient is φ = 3033088.

The previous prime is 3791341. The next prime is 3791371. The reversal of 3791365 is 5631973.

3791365 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.

It can be written as a sum of positive squares in 2 ways, for example, as 1979649 + 1811716 = 1407^2 + 1346^2 .

It is a cyclic number.

It is not a de Polignac number, because 3791365 - 2¹⁵ = 3758597 is a prime.

It is a Duffinian number.

3791365 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3791365.

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, 379132 + ... + 379141.

It is an arithmetic number, because the mean of its divisors is an integer number (1137411).

Almost surely, 2^3791365 is an apocalyptic number.

It is an amenable number.

3791365 is a deficient number, since it is larger than the sum of its proper divisors (758279).

3791365 is an equidigital number, since it uses as much as digits as its factorization.

3791365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758278.

The product of its digits is 17010, while the sum is 34.

The square root of 3791365 is about 1947.1427785347. The cubic root of 3791365 is about 155.9307850959.

The spelling of 3791365 in words is "three million, seven hundred ninety-one thousand, three hundred sixty-five".