56421952 has 28 divisors (see below), whose sum is σ = 112654080. Its totient is φ = 28036736.

The previous prime is 56421941. The next prime is 56421971. The reversal of 56421952 is 25912465.

It is a happy number.

56421952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 8049 + ... + 13327.

It is an arithmetic number, because the mean of its divisors is an integer number (4023360).

Almost surely, 2^56421952 is an apocalyptic number.

It is an amenable number.

56421952 is a deficient number, since it is larger than the sum of its proper divisors (56232128).

56421952 is a wasteful number, since it uses less digits than its factorization.

56421952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5458 (or 5448 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 56421952 is about 7511.4547192937. The cubic root of 56421952 is about 383.5447440438.

The spelling of 56421952 in words is "fifty-six million, four hundred twenty-one thousand, nine hundred fifty-two".