2008328009 has 4 divisors (see below), whose sum is σ = 2032524816. Its totient is φ = 1984131204.

The previous prime is 2008327999. The next prime is 2008328041. The reversal of 2008328009 is 9008238002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2008328009 - 2⁸ = 2008327753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2008328209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12098279 + ... + 12098444.

It is an arithmetic number, because the mean of its divisors is an integer number (508131204).

Almost surely, 2^2008328009 is an apocalyptic number.

It is an amenable number.

2008328009 is a deficient number, since it is larger than the sum of its proper divisors (24196807).

2008328009 is an equidigital number, since it uses as much as digits as its factorization.

2008328009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24196806.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 2008328009 is about 44814.3727948970. The cubic root of 2008328009 is about 1261.6674005030.

The spelling of 2008328009 in words is "two billion, eight million, three hundred twenty-eight thousand, nine".