55733832 has 160 divisors (see below), whose sum is σ = 194800320. Its totient is φ = 14463360.

The previous prime is 55733831. The next prime is 55733849. The reversal of 55733832 is 23833755.

55733832 is a `hidden beast` number, since 5 + 573 + 3 + 83 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (55733831) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 49338 + ... + 50454.

It is an arithmetic number, because the mean of its divisors is an integer number (1217502).

Almost surely, 2^55733832 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 55733832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97400160).

55733832 is an abundant number, since it is smaller than the sum of its proper divisors (139066488).

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

55733832 is a wasteful number, since it uses less digits than its factorization.

55733832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153 (or 1140 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 55733832 is about 7465.5094936648. The cubic root of 55733832 is about 381.9791295488.

It can be divided in two parts, 55733 and 832, that added together give a palindrome (56565).

The spelling of 55733832 in words is "fifty-five million, seven hundred thirty-three thousand, eight hundred thirty-two".