A number is never divisible by one higher than it.
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454 is only divisible by the following factors: 1, 2, 227, 454.
By any of its factors which are: 1 2 4 1033 2066 and 4132
454 + 454 + 454 + 454 + 454 + 454 = 2724
41.5
Yes, there are many palindromic numbers that are not evenly divisible by 11 such as 181, 232, 454, 585, 10001, 17871, etc.