100548 has 72 divisors (see below), whose sum is σ = 319200. Its totient is φ = 27216.

The previous prime is 100547. The next prime is 100549. The reversal of 100548 is 845001.

It is an interprime number because it is at equal distance from previous prime (100547) and next prime (100549).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 100548.

It is not an unprimeable number, because it can be changed into a prime (100547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5283 + ... + 5301.

2¹⁰⁰⁵⁴⁸ is an apocalyptic number.

100548 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159600).

100548 is an abundant number, since it is smaller than the sum of its proper divisors (218652).

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

100548 is a wasteful number, since it uses less digits than its factorization.

100548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46 (or 31 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 100548 is about 317.0930462814. The cubic root of 100548 is about 46.5005202855.

Adding to 100548 its reverse (845001), we get a palindrome (945549).

The spelling of 100548 in words is "one hundred thousand, five hundred forty-eight".