56449424 has 10 divisors (see below), whose sum is σ = 109370790. Its totient is φ = 28224704.

The previous prime is 56449417. The next prime is 56449433. The reversal of 56449424 is 42494465.

56449424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 40704400 + 15745024 = 6380^2 + 3968^2 .

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 as a sum of consecutive naturals, namely, 1764029 + ... + 1764060.

It is an arithmetic number, because the mean of its divisors is an integer number (10937079).

Almost surely, 2^56449424 is an apocalyptic number.

It is an amenable number.

56449424 is a deficient number, since it is larger than the sum of its proper divisors (52921366).

56449424 is a wasteful number, since it uses less digits than its factorization.

56449424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528097 (or 3528091 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 56449424 is about 7513.2831704921. The cubic root of 56449424 is about 383.6069835987.

The spelling of 56449424 in words is "fifty-six million, four hundred forty-nine thousand, four hundred twenty-four".