63894528 has 88 divisors (see below), whose sum is σ = 189306560. Its totient is φ = 21288960.

The previous prime is 63894497. The next prime is 63894539. The reversal of 63894528 is 82549836.

63894528 is a `hidden beast` number, since 6 + 38 + 94 + 528 = 666.

It is a congruent number.

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, 26493 + ... + 28803.

Almost surely, 2^63894528 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 63894528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94653280).

63894528 is an abundant number, since it is smaller than the sum of its proper divisors (125412032).

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

63894528 is a wasteful number, since it uses less digits than its factorization.

63894528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340 (or 2316 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 63894528 is about 7993.4052818558. The cubic root of 63894528 is about 399.7801458492.

The spelling of 63894528 in words is "sixty-three million, eight hundred ninety-four thousand, five hundred twenty-eight".