56055305 has 4 divisors (see below), whose sum is σ = 67266372. Its totient is φ = 44844240.

The previous prime is 56055283. The next prime is 56055317. The reversal of 56055305 is 50355065.

56055305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13388281 + 42667024 = 3659^2 + 6532^2 .

It is not a de Polignac number, because 56055305 - 2¹⁴ = 56038921 is a prime.

It is a Duffinian number.

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, 5605526 + ... + 5605535.

It is an arithmetic number, because the mean of its divisors is an integer number (16816593).

Almost surely, 2^56055305 is an apocalyptic number.

It is an amenable number.

56055305 is a deficient number, since it is larger than the sum of its proper divisors (11211067).

56055305 is a wasteful number, since it uses less digits than its factorization.

56055305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11211066.

The product of its (nonzero) digits is 11250, while the sum is 29.

The square root of 56055305 is about 7487.0090824040. The cubic root of 56055305 is about 382.7121411389.

The spelling of 56055305 in words is "fifty-six million, fifty-five thousand, three hundred five".