3996589 has 2 divisors, whose sum is σ = 3996590. Its totient is φ = 3996588.

The previous prime is 3996583. The next prime is 3996647. The reversal of 3996589 is 9856993.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3736489 + 260100 = 1933^2 + 510^2 .

It is a cyclic number.

It is not a de Polignac number, because 3996589 - 2⁹ = 3996077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3996583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1998294 + 1998295.

It is an arithmetic number, because the mean of its divisors is an integer number (1998295).

Almost surely, 2^3996589 is an apocalyptic number.

It is an amenable number.

3996589 is a deficient number, since it is larger than the sum of its proper divisors (1).

3996589 is an equidigital number, since it uses as much as digits as its factorization.

3996589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 49.

The square root of 3996589 is about 1999.1470681268. The cubic root of 3996589 is about 158.6949704899.

The spelling of 3996589 in words is "three million, nine hundred ninety-six thousand, five hundred eighty-nine".