56322432 has 128 divisors (see below), whose sum is σ = 170544000. Its totient is φ = 18289152.

The previous prime is 56322421. The next prime is 56322439. The reversal of 56322432 is 23422365.

56322432 is a `hidden beast` number, since 5 + 632 + 24 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

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 = 56322396 and 56322405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56322439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148419 + ... + 148797.

It is an arithmetic number, because the mean of its divisors is an integer number (1332375).

Almost surely, 2^56322432 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 56322432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85272000).

56322432 is an abundant number, since it is smaller than the sum of its proper divisors (114221568).

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

56322432 is a wasteful number, since it uses less digits than its factorization.

56322432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445 (or 427 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 56322432 is about 7504.8272465127. The cubic root of 56322432 is about 383.3191058782.

Adding to 56322432 its reverse (23422365), we get a palindrome (79744797).

The spelling of 56322432 in words is "fifty-six million, three hundred twenty-two thousand, four hundred thirty-two".