3606821793 has 6 divisors (see below), whose sum is σ = 5209853714. Its totient is φ = 2404547856.

The previous prime is 3606821789. The next prime is 3606821809. The reversal of 3606821793 is 3971286063.

It can be written as a sum of positive squares in only one way, i.e., 3293956449 + 312865344 = 57393^2 + 17688^2 .

It is not a de Polignac number, because 3606821793 - 2² = 3606821789 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3606821723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200378980 + ... + 200378997.

Almost surely, 2^3606821793 is an apocalyptic number.

It is an amenable number.

3606821793 is a deficient number, since it is larger than the sum of its proper divisors (1603031921).

3606821793 is a wasteful number, since it uses less digits than its factorization.

3606821793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400757983 (or 400757980 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 3606821793 is about 60056.8213694331. The cubic root of 3606821793 is about 1533.5863288224.

The spelling of 3606821793 in words is "three billion, six hundred six million, eight hundred twenty-one thousand, seven hundred ninety-three".