55248 has 20 divisors (see below), whose sum is σ = 142848. Its totient is φ = 18400.

The previous prime is 55243. The next prime is 55249. The reversal of 55248 is 84255.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 55248.

It is not an unprimeable number, because it can be changed into a prime (55243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528 + ... + 623.

2⁵⁵²⁴⁸ is an apocalyptic number.

It is an amenable number.

55248 is an abundant number, since it is smaller than the sum of its proper divisors (87600).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71424).

55248 is a wasteful number, since it uses less digits than its factorization.

55248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162 (or 1156 counting only the distinct ones).

The product of its digits is 1600, while the sum is 24.

The square root of 55248 is about 235.0489310761. The cubic root of 55248 is about 38.0865984376.

It can be divided in two parts, 55 and 248, that added together give a palindrome (303).

The spelling of 55248 in words is "fifty-five thousand, two hundred forty-eight".