56055546 has 24 divisors (see below), whose sum is σ = 123514560. Its totient is φ = 18368136.

The previous prime is 56055469. The next prime is 56055583. The reversal of 56055546 is 64555065.

It is a happy number.

56055546 is a `hidden beast` number, since 5 + 60 + 55 + 546 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 56055546.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 25330 + ... + 27453.

It is an arithmetic number, because the mean of its divisors is an integer number (5146440).

Almost surely, 2^56055546 is an apocalyptic number.

56055546 is an abundant number, since it is smaller than the sum of its proper divisors (67459014).

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

56055546 is a wasteful number, since it uses less digits than its factorization.

56055546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52850 (or 52847 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 56055546 is about 7487.0251769311. The cubic root of 56055546 is about 382.7126896062.

The spelling of 56055546 in words is "fifty-six million, fifty-five thousand, five hundred forty-six".