9217648 has 40 divisors (see below), whose sum is σ = 19748736. Its totient is φ = 4132800.

The previous prime is 9217631. The next prime is 9217657. The reversal of 9217648 is 8467129.

It is a super-3 number, since 3×9217648³ (a number of 22 digits) contains 333 as substring.

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, 14293 + ... + 14923.

Almost surely, 2^9217648 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 9217648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9874368).

9217648 is an abundant number, since it is smaller than the sum of its proper divisors (10531088).

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

9217648 is a wasteful number, since it uses less digits than its factorization.

9217648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733 (or 727 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 9217648 is about 3036.0579704610. The cubic root of 9217648 is about 209.6718078458.

The spelling of 9217648 in words is "nine million, two hundred seventeen thousand, six hundred forty-eight".