56517448 has 32 divisors (see below), whose sum is σ = 115839360. Its totient is φ = 25692480.

The previous prime is 56517427. The next prime is 56517493. The reversal of 56517448 is 84471565.

56517448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56517448.

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, 2913 + ... + 11023.

It is an arithmetic number, because the mean of its divisors is an integer number (3619980).

Almost surely, 2^56517448 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 56517448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57919680).

56517448 is an abundant number, since it is smaller than the sum of its proper divisors (59321912).

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

56517448 is a wasteful number, since it uses less digits than its factorization.

56517448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8197 (or 8193 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 56517448 is about 7517.8087232916. The cubic root of 56517448 is about 383.7610094208.

It can be divided in two parts, 56517 and 448, that added together give a palindrome (56965).

The spelling of 56517448 in words is "fifty-six million, five hundred seventeen thousand, four hundred forty-eight".