9657280 has 56 divisors (see below), whose sum is σ = 23298912. Its totient is φ = 3812352.

The previous prime is 9657269. The next prime is 9657281. The reversal of 9657280 is 827569.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9657281) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 32814 + ... + 33106.

It is an arithmetic number, because the mean of its divisors is an integer number (416052).

Almost surely, 2^9657280 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 9657280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11649456).

9657280 is an abundant number, since it is smaller than the sum of its proper divisors (13641632).

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

9657280 is a wasteful number, since it uses less digits than its factorization.

9657280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 9657280 is about 3107.6164499500. The cubic root of 9657280 is about 212.9535778692.

The spelling of 9657280 in words is "nine million, six hundred fifty-seven thousand, two hundred eighty".