56477072 has 10 divisors (see below), whose sum is σ = 109424358. Its totient is φ = 28238528.

The previous prime is 56477051. The next prime is 56477081. The reversal of 56477072 is 27077465.

56477072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 30426256 + 26050816 = 5516^2 + 5104^2 .

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 as a sum of consecutive naturals, namely, 1764893 + ... + 1764924.

Almost surely, 2^56477072 is an apocalyptic number.

It is an amenable number.

56477072 is a deficient number, since it is larger than the sum of its proper divisors (52947286).

56477072 is a wasteful number, since it uses less digits than its factorization.

56477072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3529825 (or 3529819 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 56477072 is about 7515.1228865535. The cubic root of 56477072 is about 383.6696015085.

The spelling of 56477072 in words is "fifty-six million, four hundred seventy-seven thousand, seventy-two".