22266259 has 2 divisors, whose sum is σ = 22266260. Its totient is φ = 22266258.

The previous prime is 22266247. The next prime is 22266313. The reversal of 22266259 is 95266222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22266259 - 2¹¹ = 22264211 is a prime.

It is not a weakly prime, because it can be changed into another prime (22263259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11133129 + 11133130.

It is an arithmetic number, because the mean of its divisors is an integer number (11133130).

Almost surely, 2^22266259 is an apocalyptic number.

22266259 is a deficient number, since it is larger than the sum of its proper divisors (1).

22266259 is an equidigital number, since it uses as much as digits as its factorization.

22266259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 22266259 is about 4718.7137018471. The cubic root of 22266259 is about 281.3298095151.

The spelling of 22266259 in words is "twenty-two million, two hundred sixty-six thousand, two hundred fifty-nine".