3683606389 has 2 divisors, whose sum is σ = 3683606390. Its totient is φ = 3683606388.

The previous prime is 3683606387. The next prime is 3683606401. The reversal of 3683606389 is 9836063863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3071043889 + 612562500 = 55417^2 + 24750^2 .

It is a cyclic number.

It is not a de Polignac number, because 3683606389 - 2¹ = 3683606387 is a prime.

Together with 3683606387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3683606387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1841803194 + 1841803195.

It is an arithmetic number, because the mean of its divisors is an integer number (1841803195).

Almost surely, 2^3683606389 is an apocalyptic number.

It is an amenable number.

3683606389 is a deficient number, since it is larger than the sum of its proper divisors (1).

3683606389 is an equidigital number, since it uses as much as digits as its factorization.

3683606389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232, while the sum is 52.

The square root of 3683606389 is about 60692.7210545054. The cubic root of 3683606389 is about 1544.3926965931.

The spelling of 3683606389 in words is "three billion, six hundred eighty-three million, six hundred six thousand, three hundred eighty-nine".