22000343 has 2 divisors, whose sum is σ = 22000344. Its totient is φ = 22000342.

The previous prime is 22000339. The next prime is 22000361. The reversal of 22000343 is 34300022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22000343 - 2² = 22000339 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000171 + 11000172.

It is an arithmetic number, because the mean of its divisors is an integer number (11000172).

Almost surely, 2^22000343 is an apocalyptic number.

22000343 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000343 is an equidigital number, since it uses as much as digits as its factorization.

22000343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 22000343 is about 4690.4523236038. The cubic root of 22000343 is about 280.2053892693.

Adding to 22000343 its reverse (34300022), we get a palindrome (56300365).

The spelling of 22000343 in words is "twenty-two million, three hundred forty-three", and thus it is an aban number.