22606271 has 2 divisors, whose sum is σ = 22606272. Its totient is φ = 22606270.

The previous prime is 22606253. The next prime is 22606313. The reversal of 22606271 is 17260622.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22606271 is a prime.

It is a super-2 number, since 2×22606271² = 1022086977050882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22606271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22606231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11303135 + 11303136.

It is an arithmetic number, because the mean of its divisors is an integer number (11303136).

Almost surely, 2^22606271 is an apocalyptic number.

22606271 is a deficient number, since it is larger than the sum of its proper divisors (1).

22606271 is an equidigital number, since it uses as much as digits as its factorization.

22606271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 22606271 is about 4754.6052412372. The cubic root of 22606271 is about 282.7545766889.

Adding to 22606271 its reverse (17260622), we get a palindrome (39866893).

The spelling of 22606271 in words is "twenty-two million, six hundred six thousand, two hundred seventy-one".