22397027 has 2 divisors, whose sum is σ = 22397028. Its totient is φ = 22397026.

The previous prime is 22397003. The next prime is 22397033. The reversal of 22397027 is 72079322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22397027 - 2²⁰ = 21348451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22396984 and 22397002.

It is not a weakly prime, because it can be changed into another prime (22397047) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11198513 + 11198514.

It is an arithmetic number, because the mean of its divisors is an integer number (11198514).

Almost surely, 2^22397027 is an apocalyptic number.

22397027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22397027 is an equidigital number, since it uses as much as digits as its factorization.

22397027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 22397027 is about 4732.5497356076. The cubic root of 22397027 is about 281.8794775290.

The spelling of 22397027 in words is "twenty-two million, three hundred ninety-seven thousand, twenty-seven".