63440048 has 20 divisors (see below), whose sum is σ = 140474640. Its totient is φ = 27188544.

The previous prime is 63440033. The next prime is 63440051. The reversal of 63440048 is 84004436.

It is a self number, because there is not a number n which added to its sum of digits gives 63440048.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283103 + ... + 283326.

It is an arithmetic number, because the mean of its divisors is an integer number (7023732).

Almost surely, 2^63440048 is an apocalyptic number.

It is an amenable number.

63440048 is an abundant number, since it is smaller than the sum of its proper divisors (77034592).

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

63440048 is a wasteful number, since it uses less digits than its factorization.

63440048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566444 (or 566438 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 63440048 is about 7964.9261139071. The cubic root of 63440048 is about 398.8300145048.

The spelling of 63440048 in words is "sixty-three million, four hundred forty thousand, forty-eight".