56603232 has 192 divisors, whose sum is σ = 193536000. Its totient is φ = 16087680.

The previous prime is 56603227. The next prime is 56603237. The reversal of 56603232 is 23230665.

56603232 is a `hidden beast` number, since 56 + 603 + 2 + 3 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (56603227) and next prime (56603237).

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 = 56603196 and 56603205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56603237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296257 + ... + 296447.

It is an arithmetic number, because the mean of its divisors is an integer number (1008000).

Almost surely, 2^56603232 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 56603232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96768000).

56603232 is an abundant number, since it is smaller than the sum of its proper divisors (136932768).

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

56603232 is a wasteful number, since it uses less digits than its factorization.

56603232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 56603232 is about 7523.5119458934. The cubic root of 56603232 is about 383.9550728688.

Adding to 56603232 its reverse (23230665), we get a palindrome (79833897).

The spelling of 56603232 in words is "fifty-six million, six hundred three thousand, two hundred thirty-two".