8217653232 has 80 divisors (see below), whose sum is σ = 21852163872. Its totient is φ = 2659138560.

The previous prime is 8217653207. The next prime is 8217653261. The reversal of 8217653232 is 2323567128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 813718 + ... + 823754.

Almost surely, 2^8217653232 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 8217653232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10926081936).

8217653232 is an abundant number, since it is smaller than the sum of its proper divisors (13634510640).

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

8217653232 is a wasteful number, since it uses less digits than its factorization.

8217653232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10546 (or 10540 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 8217653232 is about 90651.2726441278. The cubic root of 8217653232 is about 2017.9757220064.

The spelling of 8217653232 in words is "eight billion, two hundred seventeen million, six hundred fifty-three thousand, two hundred thirty-two".