22768771 has 2 divisors, whose sum is σ = 22768772. Its totient is φ = 22768770.

The previous prime is 22768723. The next prime is 22768819. The reversal of 22768771 is 17786722.

It is a balanced prime because it is at equal distance from previous prime (22768723) and next prime (22768819).

It is a cyclic number.

It is not a de Polignac number, because 22768771 - 2⁹ = 22768259 is a prime.

It is not a weakly prime, because it can be changed into another prime (22768271) 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, 11384385 + 11384386.

It is an arithmetic number, because the mean of its divisors is an integer number (11384386).

Almost surely, 2^22768771 is an apocalyptic number.

22768771 is a deficient number, since it is larger than the sum of its proper divisors (1).

22768771 is an equidigital number, since it uses as much as digits as its factorization.

22768771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 65856, while the sum is 40.

The square root of 22768771 is about 4771.6633368250. The cubic root of 22768771 is about 283.4304652750.

The spelling of 22768771 in words is "twenty-two million, seven hundred sixty-eight thousand, seven hundred seventy-one".