55732 has 6 divisors (see below), whose sum is σ = 97538. Its totient is φ = 27864.

The previous prime is 55721. The next prime is 55733. The reversal of 55732 is 23755.

It can be written as a sum of positive squares in only one way, i.e., 55696 + 36 = 236^2 + 6^2 .

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55733) by changing a digit.

55732 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6963 + ... + 6970.

2⁵⁵⁷³² is an apocalyptic number.

It is an amenable number.

55732 is a deficient number, since it is larger than the sum of its proper divisors (41806).

55732 is a wasteful number, since it uses less digits than its factorization.

55732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13937 (or 13935 counting only the distinct ones).

The product of its digits is 1050, while the sum is 22.

The square root of 55732 is about 236.0762588656. The cubic root of 55732 is about 38.1974944219.

It can be divided in two parts, 55 and 732, that added together give a palindrome (787).

The spelling of 55732 in words is "fifty-five thousand, seven hundred thirty-two".