36008809 has 2 divisors, whose sum is σ = 36008810. Its totient is φ = 36008808.

The previous prime is 36008767. The next prime is 36008813. The reversal of 36008809 is 90880063.

36008809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27008809 + 9000000 = 5197^2 + 3000^2 .

It is an emirp because it is prime and its reverse (90880063) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36008809 - 2¹⁵ = 35976041 is a prime.

It is not a weakly prime, because it can be changed into another prime (36008879) 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 as a sum of consecutive naturals, namely, 18004404 + 18004405.

It is an arithmetic number, because the mean of its divisors is an integer number (18004405).

Almost surely, 2^36008809 is an apocalyptic number.

It is an amenable number.

36008809 is a deficient number, since it is larger than the sum of its proper divisors (1).

36008809 is an equidigital number, since it uses as much as digits as its factorization.

36008809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 36008809 is about 6000.7340384323. The cubic root of 36008809 is about 330.2196548015.

The spelling of 36008809 in words is "thirty-six million, eight thousand, eight hundred nine".