No, it is composite.
9409 is not prime. 9409 = 97 * 97
9409 = 97 * 97
9409
Yes, 9409 is a square number. It is the square of 97, as (97 \times 97 = 9409). Therefore, 9409 can be expressed as (97^2).
The square root of 9409 is 97.
9409.
All My Children - 1970 1-9409 was released on: USA: 2006
Days of Our Lives - 1965 1-9409 was released on: USA: 10 October 2002
The Young and the Restless - 1973 1-9409 was released on: USA: 31 May 2010
In today's modern notation it is (IX)CDIX Numerals in brackets denotes multiplication by a thousand. So: 9*1000+400+9 = 9409
9409
9409