9109222 has 4 divisors (see below), whose sum is σ = 13663836. Its totient is φ = 4554610.

The previous prime is 9109207. The next prime is 9109223. The reversal of 9109222 is 2229019.

It is a semiprime because it is the product of two primes.

It is a super-4 number, since 4×9109222⁴ (a number of 29 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9109223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2277304 + ... + 2277307.

It is an arithmetic number, because the mean of its divisors is an integer number (3415959).

Almost surely, 2^9109222 is an apocalyptic number.

9109222 is a deficient number, since it is larger than the sum of its proper divisors (4554614).

9109222 is a wasteful number, since it uses less digits than its factorization.

9109222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4554613.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 9109222 is about 3018.1487703558. The cubic root of 9109222 is about 208.8464490303.

The spelling of 9109222 in words is "nine million, one hundred nine thousand, two hundred twenty-two".