9221632 has 80 divisors (see below), whose sum is σ = 21998592. Its totient is φ = 3778560.

The previous prime is 9221617. The next prime is 9221647. The reversal of 9221632 is 2361229.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9221617) and next prime (9221647).

It is a junction number, because it is equal to n+sod(n) for n = 9221597 and 9221606.

It is a congruent number.

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, 111063 + ... + 111145.

Almost surely, 2^9221632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9221632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10999296).

9221632 is an abundant number, since it is smaller than the sum of its proper divisors (12776960).

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

9221632 is an equidigital number, since it uses as much as digits as its factorization.

9221632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 123 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 9221632 is about 3036.7140135350. The cubic root of 9221632 is about 209.7020112181.

The spelling of 9221632 in words is "nine million, two hundred twenty-one thousand, six hundred thirty-two".