Arkad is a fictional character from the classic book "The Richest Man in Babylon" by George S. Clason. He is portrayed as a wealthy and wise man who shares his knowledge about financial success and wealth-building principles. Through his experiences, Arkad teaches others the importance of saving, investing, and managing money wisely. In the story, Arkad's journey from a poor scribe to the richest man in Babylon serves as a guide for readers. His lessons emphasize the value of hard work, discipline, and seeking knowledge, making them relevant for anyone looking to improve their financial situation.