22608163 has 2 divisors, whose sum is σ = 22608164. Its totient is φ = 22608162.

The previous prime is 22608161. The next prime is 22608169. The reversal of 22608163 is 36180622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22608163 - 2¹ = 22608161 is a prime.

It is a super-2 number, since 2×22608163² = 1022258068469138, which contains 22 as substring.

Together with 22608161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22608161) 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, 11304081 + 11304082.

It is an arithmetic number, because the mean of its divisors is an integer number (11304082).

Almost surely, 2^22608163 is an apocalyptic number.

22608163 is a deficient number, since it is larger than the sum of its proper divisors (1).

22608163 is an equidigital number, since it uses as much as digits as its factorization.

22608163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 22608163 is about 4754.8042020676. The cubic root of 22608163 is about 282.7624647174.

Adding to 22608163 its reverse (36180622), we get a palindrome (58788785).

The spelling of 22608163 in words is "twenty-two million, six hundred eight thousand, one hundred sixty-three".