63432944 has 80 divisors (see below), whose sum is σ = 137134080. Its totient is φ = 28304640.

The previous prime is 63432907. The next prime is 63432959. The reversal of 63432944 is 44923436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499409 + ... + 499535.

It is an arithmetic number, because the mean of its divisors is an integer number (1714176).

Almost surely, 2^63432944 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 63432944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68567040).

63432944 is an abundant number, since it is smaller than the sum of its proper divisors (73701136).

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

63432944 is a wasteful number, since it uses less digits than its factorization.

63432944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 232 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 63432944 is about 7964.4801462493. The cubic root of 63432944 is about 398.8151269888.

The spelling of 63432944 in words is "sixty-three million, four hundred thirty-two thousand, nine hundred forty-four".