63530224 has 60 divisors (see below), whose sum is σ = 137763504. Its totient is φ = 28279296.

The previous prime is 63530189. The next prime is 63530231. The reversal of 63530224 is 42203536.

It is a happy number.

63530224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×63530224² = 8072178722980352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97869 + ... + 98515.

Almost surely, 2^63530224 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 63530224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68881752).

63530224 is an abundant number, since it is smaller than the sum of its proper divisors (74233280).

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

63530224 is a wasteful number, since it uses less digits than its factorization.

63530224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 63530224 is about 7970.5849220744. The cubic root of 63530224 is about 399.0188955526.

The spelling of 63530224 in words is "sixty-three million, five hundred thirty thousand, two hundred twenty-four".