4088209 has 2 divisors, whose sum is σ = 4088210. Its totient is φ = 4088208.

The previous prime is 4088197. The next prime is 4088213. The reversal of 4088209 is 9028804.

4088209 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., 4000000 + 88209 = 2000^2 + 297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4088209 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4088239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2044104 + 2044105.

It is an arithmetic number, because the mean of its divisors is an integer number (2044105).

Almost surely, 2^4088209 is an apocalyptic number.

It is an amenable number.

4088209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4088209 is an equidigital number, since it uses as much as digits as its factorization.

4088209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 4088209 is about 2021.9319968782. The cubic root of 4088209 is about 159.8984902997.

The spelling of 4088209 in words is "four million, eighty-eight thousand, two hundred nine".