2248209 has 8 divisors (see below), whose sum is σ = 3330720. Its totient is φ = 1498788.

The previous prime is 2248187. The next prime is 2248223. The reversal of 2248209 is 9028422.

It is not a de Polignac number, because 2248209 - 2⁸ = 2247953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 83267 = 2248209 / (2 + 2 + 4 + 8 + 2 + 0 + 9).

It is not an unprimeable number, because it can be changed into a prime (2248249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41607 + ... + 41660.

It is an arithmetic number, because the mean of its divisors is an integer number (416340).

2^2248209 is an apocalyptic number.

It is an amenable number.

2248209 is a deficient number, since it is larger than the sum of its proper divisors (1082511).

2248209 is an equidigital number, since it uses as much as digits as its factorization.

2248209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83276 (or 83270 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2248209 is about 1499.4028811497. The cubic root of 2248209 is about 131.0022919786.

The spelling of 2248209 in words is "two million, two hundred forty-eight thousand, two hundred nine".