9221938 has 16 divisors (see below), whose sum is σ = 15183936. Its totient is φ = 4165840.

The previous prime is 9221929. The next prime is 9221941. The reversal of 9221938 is 8391229.

9221938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2595 + ... + 5017.

It is an arithmetic number, because the mean of its divisors is an integer number (948996).

Almost surely, 2^9221938 is an apocalyptic number.

9221938 is a deficient number, since it is larger than the sum of its proper divisors (5961998).

9221938 is a wasteful number, since it uses less digits than its factorization.

9221938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609.

The product of its digits is 7776, while the sum is 34.

The square root of 9221938 is about 3036.7643965247. The cubic root of 9221938 is about 209.7043306957.

The spelling of 9221938 in words is "nine million, two hundred twenty-one thousand, nine hundred thirty-eight".