22641343 has 2 divisors, whose sum is σ = 22641344. Its totient is φ = 22641342.

The previous prime is 22641341. The next prime is 22641379. The reversal of 22641343 is 34314622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22641343 - 2¹ = 22641341 is a prime.

Together with 22641341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22641341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11320671 + 11320672.

It is an arithmetic number, because the mean of its divisors is an integer number (11320672).

Almost surely, 2^22641343 is an apocalyptic number.

22641343 is a deficient number, since it is larger than the sum of its proper divisors (1).

22641343 is an equidigital number, since it uses as much as digits as its factorization.

22641343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 25.

The square root of 22641343 is about 4758.2920255066. The cubic root of 22641343 is about 282.9007255834.

Adding to 22641343 its reverse (34314622), we get a palindrome (56955965).

The spelling of 22641343 in words is "twenty-two million, six hundred forty-one thousand, three hundred forty-three".