63448764 has 24 divisors (see below), whose sum is σ = 148673280. Its totient is φ = 21060144.

The previous prime is 63448757. The next prime is 63448783. The reversal of 63448764 is 46784436.

63448764 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 7 ways as a sum of consecutive naturals, for example, 8194 + ... + 13929.

It is an arithmetic number, because the mean of its divisors is an integer number (6194720).

Almost surely, 2^63448764 is an apocalyptic number.

It is an amenable number.

63448764 is an abundant number, since it is smaller than the sum of its proper divisors (85224516).

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

63448764 is a wasteful number, since it uses less digits than its factorization.

63448764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22369 (or 22367 counting only the distinct ones).

The product of its digits is 387072, while the sum is 42.

The square root of 63448764 is about 7965.4732439448. The cubic root of 63448764 is about 398.8482786945.

The spelling of 63448764 in words is "sixty-three million, four hundred forty-eight thousand, seven hundred sixty-four".