56755242 has 40 divisors (see below), whose sum is σ = 133874400. Its totient is φ = 17921736.

The previous prime is 56755217. The next prime is 56755247. The reversal of 56755242 is 24255765.

56755242 is a `hidden beast` number, since 5 + 67 + 552 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 56755197 and 56755206.

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 19 ways as a sum of consecutive naturals, for example, 6142 + ... + 12297.

It is an arithmetic number, because the mean of its divisors is an integer number (3346860).

Almost surely, 2^56755242 is an apocalyptic number.

56755242 is an abundant number, since it is smaller than the sum of its proper divisors (77119158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56755242 is a wasteful number, since it uses less digits than its factorization.

56755242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18472 (or 18463 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 56755242 is about 7533.6075023856. The cubic root of 56755242 is about 384.2984739979.

The spelling of 56755242 in words is "fifty-six million, seven hundred fifty-five thousand, two hundred forty-two".