3909006218 has 16 divisors (see below), whose sum is σ = 6321298536. Its totient is φ = 1802228160.

The previous prime is 3909006169. The next prime is 3909006223. The reversal of 3909006218 is 8126009093.

It can be written as a sum of positive squares in 4 ways, for example, as 3710393569 + 198612649 = 60913^2 + 14093^2 .

It is a super-2 number, since 2×3909006218² = 30560659224725327048, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55421 + ... + 104352.

Almost surely, 2^3909006218 is an apocalyptic number.

3909006218 is a deficient number, since it is larger than the sum of its proper divisors (2412292318).

3909006218 is a wasteful number, since it uses less digits than its factorization.

3909006218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160729.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 3909006218 is about 62522.0458558419. The cubic root of 3909006218 is about 1575.2716377709.

The spelling of 3909006218 in words is "three billion, nine hundred nine million, six thousand, two hundred eighteen".