22434563 has 2 divisors, whose sum is σ = 22434564. Its totient is φ = 22434562.

The previous prime is 22434551. The next prime is 22434569. The reversal of 22434563 is 36543422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22434563 - 2⁴ = 22434547 is a prime.

It is a super-3 number, since 3×22434563³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22434569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11217281 + 11217282.

It is an arithmetic number, because the mean of its divisors is an integer number (11217282).

Almost surely, 2^22434563 is an apocalyptic number.

22434563 is a deficient number, since it is larger than the sum of its proper divisors (1).

22434563 is an equidigital number, since it uses as much as digits as its factorization.

22434563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 29.

The square root of 22434563 is about 4736.5138023656. The cubic root of 22434563 is about 282.0368603629.

Adding to 22434563 its reverse (36543422), we get a palindrome (58977985).

The spelling of 22434563 in words is "twenty-two million, four hundred thirty-four thousand, five hundred sixty-three".