22208027 has 2 divisors, whose sum is σ = 22208028. Its totient is φ = 22208026.

The previous prime is 22208009. The next prime is 22208051. The reversal of 22208027 is 72080222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22208027 - 2¹² = 22203931 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22207993 and 22208011.

It is not a weakly prime, because it can be changed into another prime (22208057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11104013 + 11104014.

It is an arithmetic number, because the mean of its divisors is an integer number (11104014).

Almost surely, 2^22208027 is an apocalyptic number.

22208027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22208027 is an equidigital number, since it uses as much as digits as its factorization.

22208027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 22208027 is about 4712.5393367058. The cubic root of 22208027 is about 281.0843454455.

Adding to 22208027 its reverse (72080222), we get a palindrome (94288249).

The spelling of 22208027 in words is "twenty-two million, two hundred eight thousand, twenty-seven".