2608876209 has 4 divisors (see below), whose sum is σ = 3478501616. Its totient is φ = 1739250804.

The previous prime is 2608876201. The next prime is 2608876211. The reversal of 2608876209 is 9026788062.

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 not a de Polignac number, because 2608876209 - 2³ = 2608876201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2608876201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434812699 + ... + 434812704.

It is an arithmetic number, because the mean of its divisors is an integer number (869625404).

Almost surely, 2^2608876209 is an apocalyptic number.

It is an amenable number.

2608876209 is a deficient number, since it is larger than the sum of its proper divisors (869625407).

2608876209 is an equidigital number, since it uses as much as digits as its factorization.

2608876209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869625406.

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 2608876209 is about 51077.1593669812. The cubic root of 2608876209 is about 1376.6318844449.

The spelling of 2608876209 in words is "two billion, six hundred eight million, eight hundred seventy-six thousand, two hundred nine".