22448663 has 2 divisors, whose sum is σ = 22448664. Its totient is φ = 22448662.

The previous prime is 22448617. The next prime is 22448669. The reversal of 22448663 is 36684422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22448663 - 2⁶ = 22448599 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22448669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11224331 + 11224332.

It is an arithmetic number, because the mean of its divisors is an integer number (11224332).

Almost surely, 2^22448663 is an apocalyptic number.

22448663 is a deficient number, since it is larger than the sum of its proper divisors (1).

22448663 is an equidigital number, since it uses as much as digits as its factorization.

22448663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 35.

The square root of 22448663 is about 4738.0020050650. The cubic root of 22448663 is about 282.0959341962.

The spelling of 22448663 in words is "twenty-two million, four hundred forty-eight thousand, six hundred sixty-three".