55532 has 6 divisors (see below), whose sum is σ = 97188. Its totient is φ = 27764.

The previous prime is 55529. The next prime is 55541. The reversal of 55532 is 23555.

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6938 + ... + 6945.

It is an arithmetic number, because the mean of its divisors is an integer number (16198).

2⁵⁵⁵³² is an apocalyptic number.

It is an amenable number.

55532 is a deficient number, since it is larger than the sum of its proper divisors (41656).

55532 is a wasteful number, since it uses less digits than its factorization.

55532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13887 (or 13885 counting only the distinct ones).

The product of its digits is 750, while the sum is 20.

The square root of 55532 is about 235.6522862185. The cubic root of 55532 is about 38.1517477801.

It can be divided in two parts, 5553 and 2, that added together give a palindrome (5555).

The spelling of 55532 in words is "fifty-five thousand, five hundred thirty-two".