8565648 has 160 divisors (see below), whose sum is σ = 28498176. Its totient is φ = 2156544.

The previous prime is 8565631. The next prime is 8565673. The reversal of 8565648 is 8465658.

It is a super-3 number, since 3×8565648³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161590 + ... + 161642.

Almost surely, 2^8565648 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 8565648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14249088).

8565648 is an abundant number, since it is smaller than the sum of its proper divisors (19932528).

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

8565648 is a wasteful number, since it uses less digits than its factorization.

8565648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 115 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 8565648 is about 2926.7128318303. The cubic root of 8565648 is about 204.6068053184.

The spelling of 8565648 in words is "eight million, five hundred sixty-five thousand, six hundred forty-eight".