3665413 has 2 divisors, whose sum is σ = 3665414. Its totient is φ = 3665412.

The previous prime is 3665407. The next prime is 3665419. The reversal of 3665413 is 3145663.

It is a balanced prime because it is at equal distance from previous prime (3665407) and next prime (3665419).

It can be written as a sum of positive squares in only one way, i.e., 2122849 + 1542564 = 1457^2 + 1242^2 .

It is a cyclic number.

It is not a de Polignac number, because 3665413 - 2⁹ = 3664901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3665419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1832706 + 1832707.

It is an arithmetic number, because the mean of its divisors is an integer number (1832707).

Almost surely, 2^3665413 is an apocalyptic number.

It is an amenable number.

3665413 is a deficient number, since it is larger than the sum of its proper divisors (1).

3665413 is an equidigital number, since it uses as much as digits as its factorization.

3665413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 3665413 is about 1914.5268344946. The cubic root of 3665413 is about 154.1845905952.

The spelling of 3665413 in words is "three million, six hundred sixty-five thousand, four hundred thirteen".