9172226 has 16 divisors (see below), whose sum is σ = 16149696. Its totient is φ = 3824496.

The previous prime is 9172217. The next prime is 9172237. The reversal of 9172226 is 6222719.

It is a Curzon number.

It is an unprimeable number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8336 + ... + 9371.

It is an arithmetic number, because the mean of its divisors is an integer number (1009356).

Almost surely, 2^9172226 is an apocalyptic number.

9172226 is a deficient number, since it is larger than the sum of its proper divisors (6977470).

9172226 is a wasteful number, since it uses less digits than its factorization.

9172226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17753.

The product of its digits is 3024, while the sum is 29.

The square root of 9172226 is about 3028.5683086237. The cubic root of 9172226 is about 209.3268391790.

The spelling of 9172226 in words is "nine million, one hundred seventy-two thousand, two hundred twenty-six".