56887535 has 4 divisors (see below), whose sum is σ = 68265048. Its totient is φ = 45510024.

The previous prime is 56887529. The next prime is 56887547. The reversal of 56887535 is 53578865.

56887535 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, and also an emirpimes, since its reverse is a distinct semiprime: 53578865 = 5 ⋅10715773.

It is a cyclic number.

It is not a de Polignac number, because 56887535 - 2⁶ = 56887471 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56887535.

It is a congruent 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, 5688749 + ... + 5688758.

It is an arithmetic number, because the mean of its divisors is an integer number (17066262).

Almost surely, 2^56887535 is an apocalyptic number.

56887535 is a deficient number, since it is larger than the sum of its proper divisors (11377513).

56887535 is a wasteful number, since it uses less digits than its factorization.

56887535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11377512.

The product of its digits is 1008000, while the sum is 47.

The square root of 56887535 is about 7542.3825811212. The cubic root of 56887535 is about 384.5968343822.

The spelling of 56887535 in words is "fifty-six million, eight hundred eighty-seven thousand, five hundred thirty-five".