22073563 has 2 divisors, whose sum is σ = 22073564. Its totient is φ = 22073562.

The previous prime is 22073561. The next prime is 22073567. The reversal of 22073563 is 36537022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22073563 - 2¹ = 22073561 is a prime.

Together with 22073561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22073561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11036781 + 11036782.

It is an arithmetic number, because the mean of its divisors is an integer number (11036782).

Almost surely, 2^22073563 is an apocalyptic number.

22073563 is a deficient number, since it is larger than the sum of its proper divisors (1).

22073563 is an equidigital number, since it uses as much as digits as its factorization.

22073563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 22073563 is about 4698.2510575745. The cubic root of 22073563 is about 280.5158983663.

The spelling of 22073563 in words is "twenty-two million, seventy-three thousand, five hundred sixty-three".