56111832 has 256 divisors, whose sum is σ = 196992000. Its totient is φ = 14432256.

The previous prime is 56111827. The next prime is 56111837. The reversal of 56111832 is 23811165.

56111832 is a `hidden beast` number, since 5 + 611 + 18 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (56111827) and next prime (56111837).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 56111796 and 56111805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56111837) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 951019 + ... + 951077.

It is an arithmetic number, because the mean of its divisors is an integer number (769500).

Almost surely, 2^56111832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56111832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98496000).

56111832 is an abundant number, since it is smaller than the sum of its proper divisors (140880168).

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

56111832 is a wasteful number, since it uses less digits than its factorization.

56111832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135 (or 125 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 56111832 is about 7490.7831366286. The cubic root of 56111832 is about 382.8407421185.

Adding to 56111832 its reverse (23811165), we get a palindrome (79922997).

The spelling of 56111832 in words is "fifty-six million, one hundred eleven thousand, eight hundred thirty-two".