56533077 has 12 divisors (see below), whose sum is σ = 83866380. Its totient is φ = 36669888.

The previous prime is 56533069. The next prime is 56533097. The reversal of 56533077 is 77033565.

56533077 is a `hidden beast` number, since 56 + 533 + 0 + 77 = 666.

56533077 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 2 ways, for example, as 54774801 + 1758276 = 7401^2 + 1326^2 .

It is not a de Polignac number, because 56533077 - 2³ = 56533069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56533097) 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 11 ways as a sum of consecutive naturals, for example, 84552 + ... + 85217.

It is an arithmetic number, because the mean of its divisors is an integer number (6988865).

Almost surely, 2^56533077 is an apocalyptic number.

It is an amenable number.

56533077 is a deficient number, since it is larger than the sum of its proper divisors (27333303).

56533077 is a wasteful number, since it uses less digits than its factorization.

56533077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169812 (or 169809 counting only the distinct ones).

The product of its (nonzero) digits is 66150, while the sum is 36.

The square root of 56533077 is about 7518.8481165668. The cubic root of 56533077 is about 383.7963804920.

The spelling of 56533077 in words is "fifty-six million, five hundred thirty-three thousand, seventy-seven".