22666463 has 2 divisors, whose sum is σ = 22666464. Its totient is φ = 22666462.

The previous prime is 22666453. The next prime is 22666471. The reversal of 22666463 is 36466622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22666463 - 2¹⁰ = 22665439 is a prime.

It is a Chen prime.

It is a zygodrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22666453) 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, 11333231 + 11333232.

It is an arithmetic number, because the mean of its divisors is an integer number (11333232).

Almost surely, 2^22666463 is an apocalyptic number.

22666463 is a deficient number, since it is larger than the sum of its proper divisors (1).

22666463 is an equidigital number, since it uses as much as digits as its factorization.

22666463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 35.

The square root of 22666463 is about 4760.9308963689. The cubic root of 22666463 is about 283.0053106588.

The spelling of 22666463 in words is "twenty-two million, six hundred sixty-six thousand, four hundred sixty-three".