56018532 has 12 divisors (see below), whose sum is σ = 130709936. Its totient is φ = 18672840.

The previous prime is 56018531. The next prime is 56018533. The reversal of 56018532 is 23581065.

56018532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (56018531) and next prime (56018533).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 56018532.

It is not an unprimeable number, because it can be changed into a prime (56018531) 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 3 ways as a sum of consecutive naturals, for example, 2334094 + ... + 2334117.

Almost surely, 2^56018532 is an apocalyptic number.

It is an amenable number.

56018532 is an abundant number, since it is smaller than the sum of its proper divisors (74691404).

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

56018532 is a wasteful number, since it uses less digits than its factorization.

56018532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668218 (or 4668216 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 56018532 is about 7484.5528924579. The cubic root of 56018532 is about 382.6284348055.

Adding to 56018532 its reverse (23581065), we get a palindrome (79599597).

The spelling of 56018532 in words is "fifty-six million, eighteen thousand, five hundred thirty-two".