22026743 has 2 divisors, whose sum is σ = 22026744. Its totient is φ = 22026742.

The previous prime is 22026737. The next prime is 22026761. The reversal of 22026743 is 34762022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22026743 - 2⁴ = 22026727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22026703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11013371 + 11013372.

It is an arithmetic number, because the mean of its divisors is an integer number (11013372).

Almost surely, 2^22026743 is an apocalyptic number.

22026743 is a deficient number, since it is larger than the sum of its proper divisors (1).

22026743 is an equidigital number, since it uses as much as digits as its factorization.

22026743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 22026743 is about 4693.2657073726. The cubic root of 22026743 is about 280.3174248760.

Adding to 22026743 its reverse (34762022), we get a palindrome (56788765).

The spelling of 22026743 in words is "twenty-two million, twenty-six thousand, seven hundred forty-three".