3884609 has 2 divisors, whose sum is σ = 3884610. Its totient is φ = 3884608.

The previous prime is 3884591. The next prime is 3884659. The reversal of 3884609 is 9064883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2002225 + 1882384 = 1415^2 + 1372^2 .

It is a cyclic number.

It is not a de Polignac number, because 3884609 - 2¹⁶ = 3819073 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3884659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1942304 + 1942305.

It is an arithmetic number, because the mean of its divisors is an integer number (1942305).

Almost surely, 2^3884609 is an apocalyptic number.

It is an amenable number.

3884609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3884609 is an equidigital number, since it uses as much as digits as its factorization.

3884609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3884609 is about 1970.9411457474. The cubic root of 3884609 is about 157.1987556743.

The spelling of 3884609 in words is "three million, eight hundred eighty-four thousand, six hundred nine".