8661226 has 16 divisors (see below), whose sum is σ = 15629760. Its totient is φ = 3516480.

The previous prime is 8661223. The next prime is 8661239. The reversal of 8661226 is 6221668.

It is not an unprimeable number, because it can be changed into a prime (8661223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16015 + ... + 16546.

It is an arithmetic number, because the mean of its divisors is an integer number (976860).

Almost surely, 2^8661226 is an apocalyptic number.

8661226 is a deficient number, since it is larger than the sum of its proper divisors (6968534).

8661226 is a wasteful number, since it uses less digits than its factorization.

8661226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32589.

The product of its digits is 6912, while the sum is 31.

The square root of 8661226 is about 2942.9960924201. The cubic root of 8661226 is about 205.3650129856.

The spelling of 8661226 in words is "eight million, six hundred sixty-one thousand, two hundred twenty-six".