9657472 has 64 divisors (see below), whose sum is σ = 22154400. Its totient is φ = 4158720.

The previous prime is 9657467. The next prime is 9657497. The reversal of 9657472 is 2747569.

It is a tau number, because it is divible by the number of its divisors (64).

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, 508279 + ... + 508297.

Almost surely, 2^9657472 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 9657472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11077200).

9657472 is an abundant number, since it is smaller than the sum of its proper divisors (12496928).

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

9657472 is an equidigital number, since it uses as much as digits as its factorization.

9657472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82 (or 32 counting only the distinct ones).

The product of its digits is 105840, while the sum is 40.

The square root of 9657472 is about 3107.6473416397. The cubic root of 9657472 is about 212.9549891298.

Subtracting from 9657472 its reverse (2747569), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 9657472 in words is "nine million, six hundred fifty-seven thousand, four hundred seventy-two".