8563632 has 120 divisors (see below), whose sum is σ = 28158912. Its totient is φ = 2217600.

The previous prime is 8563627. The next prime is 8563637. The reversal of 8563632 is 2363658.

It is an interprime number because it is at equal distance from previous prime (8563627) and next prime (8563637).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an alternating number because its digits alternate between even and odd.

It is a zygodrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 8563593 and 8563602.

It is not an unprimeable number, because it can be changed into a prime (8563637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25707 + ... + 26037.

Almost surely, 2^8563632 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 8563632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14079456).

8563632 is an abundant number, since it is smaller than the sum of its proper divisors (19595280).

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

8563632 is a wasteful number, since it uses less digits than its factorization.

8563632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 354 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 8563632 is about 2926.3683978611. The cubic root of 8563632 is about 204.5907520600.

The spelling of 8563632 in words is "eight million, five hundred sixty-three thousand, six hundred thirty-two".