How to convert Integer value to Time in sql server

Declare @T int

set @T = 10455836

select (@T / 1000000) % 100 as hour,

       (@T / 10000) % 100 as minute,

       (@T / 100) % 100 as second,

       (@T % 100) * 10 as millisecond

select dateadd(hour, (@T / 1000000) % 100,

       dateadd(minute, (@T / 10000) % 100,

       dateadd(second, (@T / 100) % 100,

       dateadd(millisecond, (@T % 100) * 10, cast('00:00:00' as time(2))))))