3820008609 has 12 divisors (see below), whose sum is σ = 5520323536. Its totient is φ = 2545503192.

The previous prime is 3820008607. The next prime is 3820008629. The reversal of 3820008609 is 9068000283.

It is not a de Polignac number, because 3820008609 - 2¹ = 3820008607 is a prime.

It is a super-2 number, since 2×3820008609² = 29184931545668229762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3820008607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76507 + ... + 116160.

Almost surely, 2^3820008609 is an apocalyptic number.

It is an amenable number.

3820008609 is a deficient number, since it is larger than the sum of its proper divisors (1700314927).

3820008609 is a wasteful number, since it uses less digits than its factorization.

3820008609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194876 (or 194873 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 3820008609 is about 61806.2182065850. The cubic root of 3820008609 is about 1563.2248391128.

The spelling of 3820008609 in words is "three billion, eight hundred twenty million, eight thousand, six hundred nine".