You tell it to act as a tutor, it'll act as one. Tell it to solve your homework in the form of a poem, it'll do that.
That's not just a calculator, even though it's just calculating, just as much as a computer isn't just a voltage switcher, even thought it's just switching voltages.
And tbh, lots of people historically would have loved a calculator that could write an essay about shakespeare or help code a simple game.