56771044 has 24 divisors (see below), whose sum is σ = 111879936. Its totient is φ = 24972000.

The previous prime is 56771021. The next prime is 56771047. The reversal of 56771044 is 44017765.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (56771047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19447 + ... + 22174.

It is an arithmetic number, because the mean of its divisors is an integer number (4661664).

Almost surely, 2^56771044 is an apocalyptic number.

It is an amenable number.

56771044 is a deficient number, since it is larger than the sum of its proper divisors (55108892).

56771044 is a wasteful number, since it uses less digits than its factorization.

56771044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41667 (or 41665 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 56771044 is about 7534.6561965361. The cubic root of 56771044 is about 384.3341366126.

The spelling of 56771044 in words is "fifty-six million, seven hundred seventy-one thousand, forty-four".