56540112 has 20 divisors (see below), whose sum is σ = 146062080. Its totient is φ = 18846688.

The previous prime is 56540101. The next prime is 56540119. The reversal of 56540112 is 21104565.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56540119) 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, 588912 + ... + 589007.

It is an arithmetic number, because the mean of its divisors is an integer number (7303104).

Almost surely, 2^56540112 is an apocalyptic number.

It is an amenable number.

56540112 is an abundant number, since it is smaller than the sum of its proper divisors (89521968).

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

56540112 is a wasteful number, since it uses less digits than its factorization.

56540112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177930 (or 1177924 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 56540112 is about 7519.3159263327. The cubic root of 56540112 is about 383.8122997596.

Adding to 56540112 its reverse (21104565), we get a palindrome (77644677).

The spelling of 56540112 in words is "fifty-six million, five hundred forty thousand, one hundred twelve".