63424816 has 100 divisors (see below), whose sum is σ = 155601152. Its totient is φ = 24893568.

The previous prime is 63424799. The next prime is 63424843. The reversal of 63424816 is 61842436.

63424816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 19 ways as a sum of consecutive naturals, for example, 499345 + ... + 499471.

Almost surely, 2^63424816 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 63424816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77800576).

63424816 is an abundant number, since it is smaller than the sum of its proper divisors (92176336).

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

63424816 is a wasteful number, since it uses less digits than its factorization.

63424816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 149 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 63424816 is about 7963.9698643327. The cubic root of 63424816 is about 398.7980921611.

The spelling of 63424816 in words is "sixty-three million, four hundred twenty-four thousand, eight hundred sixteen".