56047764 has 48 divisors (see below), whose sum is σ = 133358400. Its totient is φ = 18318336.

The previous prime is 56047763. The next prime is 56047769. The reversal of 56047764 is 46774065.

56047764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56047763) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 208222 + ... + 208490.

It is an arithmetic number, because the mean of its divisors is an integer number (2778300).

Almost surely, 2^56047764 is an apocalyptic number.

It is an amenable number.

56047764 is an abundant number, since it is smaller than the sum of its proper divisors (77310636).

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

56047764 is a wasteful number, since it uses less digits than its factorization.

56047764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552 (or 550 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 56047764 is about 7486.5054598257. The cubic root of 56047764 is about 382.6949785547.

The spelling of 56047764 in words is "fifty-six million, forty-seven thousand, seven hundred sixty-four".