Add days in date in yyyymmdd format SQL server -

i have hard-coded date in variable in yyyymmdd format

declare @startdate = 20160101;

now want add 365 days in date.

when 20160101 + 365, gives incorrect output 20160466, should give me answer after adding 365 days think 20160102

please tell me how in sql server in declare variable ? want output in yyyymmdd format

thanks,

aiden

declare @startdate int = '20161117'; select convert(varchar,convert(datetime,convert(char(8),@startdate))+365,112)

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