3665713 has 4 divisors (see below), whose sum is σ = 3700080. Its totient is φ = 3631348.

The previous prime is 3665677. The next prime is 3665731. The reversal of 3665713 is 3175663.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3175663 = 83 ⋅38261.

It is a cyclic number.

It is not a de Polignac number, because 3665713 - 2²¹ = 1568561 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3665413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17023 + ... + 17236.

It is an arithmetic number, because the mean of its divisors is an integer number (925020).

Almost surely, 2^3665713 is an apocalyptic number.

It is an amenable number.

3665713 is a deficient number, since it is larger than the sum of its proper divisors (34367).

3665713 is a wasteful number, since it uses less digits than its factorization.

3665713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34366.

The product of its digits is 11340, while the sum is 31.

The square root of 3665713 is about 1914.6051812319. The cubic root of 3665713 is about 154.1887969530.

The spelling of 3665713 in words is "three million, six hundred sixty-five thousand, seven hundred thirteen".