3813709 has 4 divisors (see below), whose sum is σ = 3820960. Its totient is φ = 3806460.

The previous prime is 3813679. The next prime is 3813751. The reversal of 3813709 is 9073183.

3813709 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3813709 - 2⁷ = 3813581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813769) by changing a digit.

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, 2769 + ... + 3910.

It is an arithmetic number, because the mean of its divisors is an integer number (955240).

Almost surely, 2^3813709 is an apocalyptic number.

It is an amenable number.

3813709 is a deficient number, since it is larger than the sum of its proper divisors (7251).

3813709 is an equidigital number, since it uses as much as digits as its factorization.

3813709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7250.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 3813709 is about 1952.8719876121. The cubic root of 3813709 is about 156.2365057146.

The spelling of 3813709 in words is "three million, eight hundred thirteen thousand, seven hundred nine".