2242289 has 12 divisors (see below), whose sum is σ = 2651184. Its totient is φ = 1890504.

The previous prime is 2242277. The next prime is 2242291. The reversal of 2242289 is 9822422.

2242289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2242289 - 2¹⁶ = 2176753 is a prime.

It is a d-powerful number, because it can be written as 2¹² + 2¹⁴ + 4³ + 2¹⁶ + 2²¹ + 8 + 9⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2242189) 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 in 11 ways as a sum of consecutive naturals, for example, 2942 + ... + 3624.

It is an arithmetic number, because the mean of its divisors is an integer number (220932).

2^2242289 is an apocalyptic number.

It is an amenable number.

2242289 is a deficient number, since it is larger than the sum of its proper divisors (408895).

2242289 is an equidigital number, since it uses as much as digits as its factorization.

2242289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764 (or 757 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 2242289 is about 1497.4274606805. The cubic root of 2242289 is about 130.8872055136.

The spelling of 2242289 in words is "two million, two hundred forty-two thousand, two hundred eighty-nine".