63303744 has 224 divisors, whose sum is σ = 210027520. Its totient is φ = 16422912.

The previous prime is 63303743. The next prime is 63303749. The reversal of 63303744 is 44730336.

It is a tau number, because it is divible by the number of its divisors (224).

It is not an unprimeable number, because it can be changed into a prime (63303743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 944799 + ... + 944865.

Almost surely, 2^63303744 is an apocalyptic number.

63303744 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63303744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105013760).

63303744 is an abundant number, since it is smaller than the sum of its proper divisors (146723776).

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

63303744 is a wasteful number, since it uses less digits than its factorization.

63303744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 30.

The square root of 63303744 is about 7956.3649991689. The cubic root of 63303744 is about 398.5441745253.

The spelling of 63303744 in words is "sixty-three million, three hundred three thousand, seven hundred forty-four".