63954384 has 80 divisors (see below), whose sum is σ = 179696832. Its totient is φ = 19482624.

The previous prime is 63954379. The next prime is 63954439. The reversal of 63954384 is 48345936.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70059 + ... + 70965.

Almost surely, 2^63954384 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 63954384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89848416).

63954384 is an abundant number, since it is smaller than the sum of its proper divisors (115742448).

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

63954384 is a wasteful number, since it uses less digits than its factorization.

63954384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044 (or 1038 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 63954384 is about 7997.1484918063. The cubic root of 63954384 is about 399.9049440794.

The spelling of 63954384 in words is "sixty-three million, nine hundred fifty-four thousand, three hundred eighty-four".