22666227 has 8 divisors (see below), whose sum is σ = 30249216. Its totient is φ = 15097032.

The previous prime is 22666213. The next prime is 22666249. The reversal of 22666227 is 72266622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22666227 - 2⁴ = 22666211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22666027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1338 + ... + 6864.

It is an arithmetic number, because the mean of its divisors is an integer number (3781152).

Almost surely, 2^22666227 is an apocalyptic number.

22666227 is a deficient number, since it is larger than the sum of its proper divisors (7582989).

22666227 is a wasteful number, since it uses less digits than its factorization.

22666227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6897.

The product of its digits is 24192, while the sum is 33.

The square root of 22666227 is about 4760.9061112355. The cubic root of 22666227 is about 283.0043284517.

The spelling of 22666227 in words is "twenty-two million, six hundred sixty-six thousand, two hundred twenty-seven".