9722432 has 28 divisors (see below), whose sum is σ = 19566636. Its totient is φ = 4792320.

The previous prime is 9722413. The next prime is 9722441. The reversal of 9722432 is 2342279.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4596736 + 5125696 = 2144^2 + 2264^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9722395 and 9722404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3632 + ... + 5712.

Almost surely, 2^9722432 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 9722432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9783318).

9722432 is an abundant number, since it is smaller than the sum of its proper divisors (9844204).

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

9722432 is a wasteful number, since it uses less digits than its factorization.

9722432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166 (or 2156 counting only the distinct ones).

The product of its digits is 6048, while the sum is 29.

The square root of 9722432 is about 3118.0814614118. The cubic root of 9722432 is about 213.4313958891.

The spelling of 9722432 in words is "nine million, seven hundred twenty-two thousand, four hundred thirty-two".