3639593 has 2 divisors, whose sum is σ = 3639594. Its totient is φ = 3639592.

The previous prime is 3639577. The next prime is 3639631. The reversal of 3639593 is 3959363.

3639593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (3639631) can be obtained adding 3639593 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3193369 + 446224 = 1787^2 + 668^2 .

It is an emirp because it is prime and its reverse (3959363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3639593 - 2⁴ = 3639577 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3639523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1819796 + 1819797.

It is an arithmetic number, because the mean of its divisors is an integer number (1819797).

Almost surely, 2^3639593 is an apocalyptic number.

It is an amenable number.

3639593 is a deficient number, since it is larger than the sum of its proper divisors (1).

3639593 is an equidigital number, since it uses as much as digits as its factorization.

3639593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 65610, while the sum is 38.

The square root of 3639593 is about 1907.7717368700. The cubic root of 3639593 is about 153.8217000941.

The spelling of 3639593 in words is "three million, six hundred thirty-nine thousand, five hundred ninety-three".