3621996589 has 2 divisors, whose sum is σ = 3621996590. Its totient is φ = 3621996588.

The previous prime is 3621996583. The next prime is 3621996629. The reversal of 3621996589 is 9856991263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3331021225 + 290975364 = 57715^2 + 17058^2 .

It is a cyclic number.

It is not a de Polignac number, because 3621996589 - 2¹⁷ = 3621865517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3621996583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1810998294 + 1810998295.

It is an arithmetic number, because the mean of its divisors is an integer number (1810998295).

Almost surely, 2^3621996589 is an apocalyptic number.

It is an amenable number.

3621996589 is a deficient number, since it is larger than the sum of its proper divisors (1).

3621996589 is an equidigital number, since it uses as much as digits as its factorization.

3621996589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6298560, while the sum is 58.

The square root of 3621996589 is about 60183.0257547757. The cubic root of 3621996589 is about 1535.7340459594.

The spelling of 3621996589 in words is "three billion, six hundred twenty-one million, nine hundred ninety-six thousand, five hundred eighty-nine".