9152320 has 56 divisors (see below), whose sum is σ = 22411944. Its totient is φ = 3557376.

The previous prime is 9152303. The next prime is 9152323. The reversal of 9152320 is 232519.

It can be written as a sum of positive squares in 4 ways, for example, as 719104 + 8433216 = 848^2 + 2904^2 .

It is a super-2 number, since 2×9152320² = 167529922764800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9152291 and 9152300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9152323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11454 + ... + 12226.

Almost surely, 2^9152320 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 9152320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11205972).

9152320 is an abundant number, since it is smaller than the sum of its proper divisors (13259624).

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

9152320 is a wasteful number, since it uses less digits than its factorization.

9152320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 817 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 9152320 is about 3025.2801523165. The cubic root of 9152320 is about 209.1752991540.

Adding to 9152320 its reverse (232519), we get a palindrome (9384839).

The spelling of 9152320 in words is "nine million, one hundred fifty-two thousand, three hundred twenty".