9221983538 has 32 divisors (see below), whose sum is σ = 14711058432. Its totient is φ = 4326379200.

The previous prime is 9221983531. The next prime is 9221983553. The reversal of 9221983538 is 8353891229.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (9221983531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1070408 + ... + 1078988.

It is an arithmetic number, because the mean of its divisors is an integer number (459720576).

Almost surely, 2^9221983538 is an apocalyptic number.

9221983538 is a deficient number, since it is larger than the sum of its proper divisors (5489074894).

9221983538 is a wasteful number, since it uses less digits than its factorization.

9221983538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9050.

The product of its digits is 933120, while the sum is 50.

The square root of 9221983538 is about 96031.1592036668. The cubic root of 9221983538 is about 2097.0467586894.

The spelling of 9221983538 in words is "nine billion, two hundred twenty-one million, nine hundred eighty-three thousand, five hundred thirty-eight".