[xAndrewx]

this.fullnumber = 482; 
this.digitone = this.fullnumber.charat(0);
this.digittwo = this.fullnumber.charat(1);
this.digitthree = this.fullnumber.charat(2);

For a function

function onCreated() {
  this.number = 2663;
  echo( this.getNumbersAsArray(this.number) ); //returns {2, 6, 6, 3}
  echo( this.getNumber(2, this.number)); //returns 6
}

function getNumbersAsArray(number) {
  temp.ret = {};
  for (temp.i = temp.number.length(); temp.i > 0; temp.i--;)
    temp.ret.insert(0, temp.number.charat(temp.i - 1));
  return temp.ret;
}

function getNumber(index, number) {
  return temp.number.charat(temp.index);
}