56755527 has 16 divisors (see below), whose sum is σ = 81164160. Its totient is φ = 35167392.

The previous prime is 56755511. The next prime is 56755549. The reversal of 56755527 is 72555765.

It is not a de Polignac number, because 56755527 - 2⁴ = 56755511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56755597) 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 15 ways as a sum of consecutive naturals, for example, 6373 + ... + 12414.

It is an arithmetic number, because the mean of its divisors is an integer number (5072760).

Almost surely, 2^56755527 is an apocalyptic number.

56755527 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

56755527 is a deficient number, since it is larger than the sum of its proper divisors (24408633).

56755527 is a wasteful number, since it uses less digits than its factorization.

56755527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18862.

The product of its digits is 367500, while the sum is 42.

The square root of 56755527 is about 7533.6264176026. The cubic root of 56755527 is about 384.2991172564.

The spelling of 56755527 in words is "fifty-six million, seven hundred fifty-five thousand, five hundred twenty-seven".