9221198 has 16 divisors (see below), whose sum is σ = 16318464. Its totient is φ = 3824280.

The previous prime is 9221189. The next prime is 9221203. The reversal of 9221198 is 8911229.

It is a happy number.

It is a congruent 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, 10190 + ... + 11057.

It is an arithmetic number, because the mean of its divisors is an integer number (1019904).

Almost surely, 2^9221198 is an apocalyptic number.

9221198 is a deficient number, since it is larger than the sum of its proper divisors (7097266).

9221198 is a wasteful number, since it uses less digits than its factorization.

9221198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21287.

The product of its digits is 2592, while the sum is 32.

The square root of 9221198 is about 3036.6425538743. The cubic root of 9221198 is about 209.6987214135.

The spelling of 9221198 in words is "nine million, two hundred twenty-one thousand, one hundred ninety-eight".