22622143 has 2 divisors, whose sum is σ = 22622144. Its totient is φ = 22622142.

The previous prime is 22622137. The next prime is 22622153. The reversal of 22622143 is 34122622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22622143 - 2⁹ = 22621631 is a prime.

It is a super-2 number, since 2×22622143² = 1023522707824898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22622113) 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, 11311071 + 11311072.

It is an arithmetic number, because the mean of its divisors is an integer number (11311072).

Almost surely, 2^22622143 is an apocalyptic number.

22622143 is a deficient number, since it is larger than the sum of its proper divisors (1).

22622143 is an equidigital number, since it uses as much as digits as its factorization.

22622143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 22.

The square root of 22622143 is about 4756.2740669562. The cubic root of 22622143 is about 282.8207357755.

Adding to 22622143 its reverse (34122622), we get a palindrome (56744765).

The spelling of 22622143 in words is "twenty-two million, six hundred twenty-two thousand, one hundred forty-three".