2242243 has 4 divisors (see below), whose sum is σ = 2245320. Its totient is φ = 2239168.

The previous prime is 2242231. The next prime is 2242277. The reversal of 2242243 is 3422422.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2242243 - 2⁵ = 2242211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2242243.

It is not an unprimeable number, because it can be changed into a prime (2242213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243 + ... + 2131.

It is an arithmetic number, because the mean of its divisors is an integer number (561330).

2^2242243 is an apocalyptic number.

2242243 is a deficient number, since it is larger than the sum of its proper divisors (3077).

2242243 is a wasteful number, since it uses less digits than its factorization.

2242243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076.

The product of its digits is 768, while the sum is 19.

The square root of 2242243 is about 1497.4121009261. The cubic root of 2242243 is about 130.8863104680.

Adding to 2242243 its reverse (3422422), we get a palindrome (5664665).

It can be divided in two parts, 2242 and 243, that added together give a triangular number (2485 = T₇₀).

The spelling of 2242243 in words is "two million, two hundred forty-two thousand, two hundred forty-three".