9080209 has 6 divisors (see below), whose sum is σ = 9163910. Its totient is φ = 8997216.

The previous prime is 9080189. The next prime is 9080213. The reversal of 9080209 is 9020809.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 360000 + 8720209 = 600^2 + 2953^2 .

It is not a de Polignac number, because 9080209 - 2⁵ = 9080177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9080299) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21997 + ... + 22405.

Almost surely, 2^9080209 is an apocalyptic number.

It is an amenable number.

9080209 is a deficient number, since it is larger than the sum of its proper divisors (83701).

9080209 is an equidigital number, since it uses as much as digits as its factorization.

9080209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707 (or 558 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 9080209 is about 3013.3385140073. The cubic root of 9080209 is about 208.6244869214.

The spelling of 9080209 in words is "nine million, eighty thousand, two hundred nine".