9008396009 has 4 divisors (see below), whose sum is σ = 9041884740. Its totient is φ = 8974907280.

The previous prime is 9008395987. The next prime is 9008396017. The reversal of 9008396009 is 9006938009.

9008396009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9006938009 = 37 ⋅243430757.

It can be written as a sum of positive squares in 2 ways, for example, as 3277906009 + 5730490000 = 57253^2 + 75700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9008396009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9008396029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16743962 + ... + 16744499.

It is an arithmetic number, because the mean of its divisors is an integer number (2260471185).

Almost surely, 2^9008396009 is an apocalyptic number.

It is an amenable number.

9008396009 is a deficient number, since it is larger than the sum of its proper divisors (33488731).

9008396009 is a wasteful number, since it uses less digits than its factorization.

9008396009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33488730.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 9008396009 is about 94912.5703423946. The cubic root of 9008396009 is about 2080.7304517380.

The spelling of 9008396009 in words is "nine billion, eight million, three hundred ninety-six thousand, nine".