56755243 has 4 divisors (see below), whose sum is σ = 56811960. Its totient is φ = 56698528.

The previous prime is 56755217. The next prime is 56755247. The reversal of 56755243 is 34255765.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56755243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56755247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26830 + ... + 28867.

It is an arithmetic number, because the mean of its divisors is an integer number (14202990).

Almost surely, 2^56755243 is an apocalyptic number.

56755243 is a deficient number, since it is larger than the sum of its proper divisors (56717).

56755243 is a wasteful number, since it uses less digits than its factorization.

56755243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56716.

The product of its digits is 126000, while the sum is 37.

The square root of 56755243 is about 7533.6075687548. The cubic root of 56755243 is about 384.2984762549.

The spelling of 56755243 in words is "fifty-six million, seven hundred fifty-five thousand, two hundred forty-three".