Spain will sell between 4 billion and 6 billion euros ($4.5 billion and $6.7 billion) of debt at two scheduled auctions this week, the Treasury said on Monday.

The Treasury said it would issue between 1 billion euros and 2 billion euros of 3- and 9-month T-bills in an auction scheduled on Tuesday.

It will also issue between 3 billion and 4 billion euros in bonds due 2021, 2024 and 2035 in an auction on Thursday. ($1 = 0.8904 euros)

(Reporting by Joanna Jonczyk-Gwizdala, Editing by Paul Day) ((gdynia.newsroom@thomsonreuters.com; +48 58 772 0920;))