To find out about the geometry of the MRB Constant click here.
The MRB Constant

To find out about a sinusoidal characteristic involving it, open
this portable.

To find out more about the convergence of it, go to this page.
To find out more you can go to this link.
To find out how normal it is, throughout its first 200,000 digits,
go to this
large document.
To find out about some trig appox.s involving it go here.
To find out about a closed-form expression for this constant
click this.