Perhaps coincidentally but certainly intriguingly, 4.6 is.

Huge. Intriguingly they are also perfectly square.

15 is.

Intriguingly, it's also the 3rd multiple of 5.

Intriguingly, spyhopping is known to be a behavior where whales will lift out of the ocean waters while rotating. It is suspected they are observing the world outside of their natural habitat.

I believe you would use the Hebrew "TSNI-yoos".

Intriguingly, that turns out to be a jawbreaker and a real mouthful for

habituated English speakers ... worse, even, than "chutzpah".