22243343 has 4 divisors (see below), whose sum is σ = 22254600. Its totient is φ = 22232088.

The previous prime is 22243321. The next prime is 22243349. The reversal of 22243343 is 34334222.

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 22243343 - 2¹⁴ = 22226959 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 (22243349) 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, 1793 + ... + 6906.

It is an arithmetic number, because the mean of its divisors is an integer number (5563650).

Almost surely, 2^22243343 is an apocalyptic number.

22243343 is a deficient number, since it is larger than the sum of its proper divisors (11257).

22243343 is an equidigital number, since it uses as much as digits as its factorization.

22243343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11256.

The product of its digits is 3456, while the sum is 23.

The square root of 22243343 is about 4716.2848726514. The cubic root of 22243343 is about 281.2332633333.

Adding to 22243343 its reverse (34334222), we get a palindrome (56577565).

The spelling of 22243343 in words is "twenty-two million, two hundred forty-three thousand, three hundred forty-three".