2242165 has 8 divisors (see below), whose sum is σ = 2741688. Its totient is φ = 1759680.

The previous prime is 2242157. The next prime is 2242169. The reversal of 2242165 is 5612422.

2242165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 758641 + 1483524 = 871^2 + 1218^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2242165 - 2³ = 2242157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242169) 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 7 ways as a sum of consecutive naturals, for example, 3966 + ... + 4495.

It is an arithmetic number, because the mean of its divisors is an integer number (342711).

2^2242165 is an apocalyptic number.

It is an amenable number.

2242165 is a deficient number, since it is larger than the sum of its proper divisors (499523).

2242165 is an equidigital number, since it uses as much as digits as its factorization.

2242165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8519.

The product of its digits is 960, while the sum is 22.

The square root of 2242165 is about 1497.3860557652. The cubic root of 2242165 is about 130.8847927540.

Adding to 2242165 its reverse (5612422), we get a palindrome (7854587).

The spelling of 2242165 in words is "two million, two hundred forty-two thousand, one hundred sixty-five".