56448942 has 32 divisors (see below), whose sum is σ = 130408704. Its totient is φ = 16099200.

The previous prime is 56448941. The next prime is 56448947. The reversal of 56448942 is 24984465.

It is a junction number, because it is equal to n+sod(n) for n = 56448894 and 56448903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56448941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24034 + ... + 26277.

It is an arithmetic number, because the mean of its divisors is an integer number (4075272).

Almost surely, 2^56448942 is an apocalyptic number.

56448942 is an abundant number, since it is smaller than the sum of its proper divisors (73959762).

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

56448942 is a wasteful number, since it uses less digits than its factorization.

56448942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50344.

The product of its digits is 276480, while the sum is 42.

The square root of 56448942 is about 7513.2510939007. The cubic root of 56448942 is about 383.6058917713.

The spelling of 56448942 in words is "fifty-six million, four hundred forty-eight thousand, nine hundred forty-two".