9221600 has 36 divisors (see below), whose sum is σ = 22514184. Its totient is φ = 3688320.

The previous prime is 9221567. The next prime is 9221617. The reversal of 9221600 is 61229.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 5 ways as a sum of consecutive naturals, for example, 4964 + ... + 6563.

It is an arithmetic number, because the mean of its divisors is an integer number (625394).

Almost surely, 2^9221600 is an apocalyptic number.

It is an amenable number.

9221600 is an abundant number, since it is smaller than the sum of its proper divisors (13292584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9221600 is a wasteful number, since it uses less digits than its factorization.

9221600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11547 (or 11534 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 9221600 is about 3036.7087446774. The cubic root of 9221600 is about 209.7017686554.

Adding to 9221600 its reverse (61229), we get a palindrome (9282829).

The spelling of 9221600 in words is "nine million, two hundred twenty-one thousand, six hundred".