2244242209 has 16 divisors (see below), whose sum is σ = 2589384960. Its totient is φ = 1923642000.

The previous prime is 2244242207. The next prime is 2244242237. The reversal of 2244242209 is 9022424422.

It is a cyclic number.

It is not a de Polignac number, because 2244242209 - 2¹ = 2244242207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2244242207) 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 15 ways as a sum of consecutive naturals, for example, 18654 + ... + 69544.

It is an arithmetic number, because the mean of its divisors is an integer number (161836560).

Almost surely, 2^2244242209 is an apocalyptic number.

It is an amenable number.

2244242209 is a deficient number, since it is larger than the sum of its proper divisors (345142751).

2244242209 is a wasteful number, since it uses less digits than its factorization.

2244242209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51132.

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 2244242209 is about 47373.4335783253. The cubic root of 2244242209 is about 1309.2519881316.

The spelling of 2244242209 in words is "two billion, two hundred forty-four million, two hundred forty-two thousand, two hundred nine".