63320832 has 72 divisors (see below), whose sum is σ = 187271280. Its totient is φ = 21104640.

The previous prime is 63320819. The next prime is 63320843. The reversal of 63320832 is 23802336.

63320832 is a `hidden beast` number, since 633 + 20 + 8 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 63320796 and 63320805.

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, 2332 + ... + 11492.

It is an arithmetic number, because the mean of its divisors is an integer number (2600990).

Almost surely, 2^63320832 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 63320832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93635640).

63320832 is an abundant number, since it is smaller than the sum of its proper divisors (123950448).

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

63320832 is an equidigital number, since it uses as much as digits as its factorization.

63320832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9186 (or 9166 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 63320832 is about 7957.4387839304. The cubic root of 63320832 is about 398.5800318576.

The spelling of 63320832 in words is "sixty-three million, three hundred twenty thousand, eight hundred thirty-two".