63887232 has 64 divisors (see below), whose sum is σ = 175582800. Its totient is φ = 20557824.

The previous prime is 63887227. The next prime is 63887237. The reversal of 63887232 is 23278836.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (63887227) and next prime (63887237).

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63887237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8268 + ... + 14004.

Almost surely, 2^63887232 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 63887232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87791400).

63887232 is an abundant number, since it is smaller than the sum of its proper divisors (111695568).

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

63887232 is a wasteful number, since it uses less digits than its factorization.

63887232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783 (or 5771 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 63887232 is about 7992.9488926178. The cubic root of 63887232 is about 399.7649285473.

The spelling of 63887232 in words is "sixty-three million, eight hundred eighty-seven thousand, two hundred thirty-two".