56140532 has 12 divisors (see below), whose sum is σ = 112281120. Its totient is φ = 24060216.

The previous prime is 56140519. The next prime is 56140537. The reversal of 56140532 is 23504165.

56140532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

56140532 is an admirable number.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56140537) 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, 1002482 + ... + 1002537.

It is an arithmetic number, because the mean of its divisors is an integer number (9356760).

Almost surely, 2^56140532 is an apocalyptic number.

It is an amenable number.

56140532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56140532 is a wasteful number, since it uses less digits than its factorization.

56140532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005030 (or 2005028 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 56140532 is about 7492.6985792837. The cubic root of 56140532 is about 382.9060026060.

Adding to 56140532 its reverse (23504165), we get a palindrome (79644697).

The spelling of 56140532 in words is "fifty-six million, one hundred forty thousand, five hundred thirty-two".