This is the 4983rd most frequent Arabic word.
الكثيرين
"الكثيرين" means "many people" in English.
In this sentence, 'الكثيرين' is used as the subject of the sentence, referring to a plural entity indicating a large number of people who enjoy literary books.
الكثيرين يحبون قراءة الكتب الأدبية.
Many people like reading literary books.
Here, 'الكثيرين' is the object of the verb 'ساعدت,' signifying the group of individuals to whom help was provided.
ساعدت الكثيرين على فهم هذا الموضوع.
I helped many people understand this topic.
In this context, 'الكثيرين' is used in the preposition phrase 'عن الكثيرين,' which means 'about many people,' to specify whom the subject is discussing.