56784448 has 28 divisors (see below), whose sum is σ = 128780032. Its totient is φ = 24336000.

The previous prime is 56784391. The next prime is 56784457. The reversal of 56784448 is 84448765.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 56784398 and 56784407.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 62928 + ... + 63823.

Almost surely, 2^56784448 is an apocalyptic number.

It is an amenable number.

56784448 is an abundant number, since it is smaller than the sum of its proper divisors (71995584).

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

56784448 is a wasteful number, since it uses less digits than its factorization.

56784448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126770 (or 126760 counting only the distinct ones).

The product of its digits is 860160, while the sum is 46.

The square root of 56784448 is about 7535.5456338609. The cubic root of 56784448 is about 384.3643821334.

The spelling of 56784448 in words is "fifty-six million, seven hundred eighty-four thousand, four hundred forty-eight".