India, Sept. 26 -- Millions of Americans relying on Social Security benefits will see an unusual surprise in October. According to a report by the Independent, over 70 million people receiving retirement and disability benefits will get two payments this month.

The Social Security Administration (SSA) explained the shift in a blog post. When the first day of a month falls on a weekend or holiday, payments are made on the last business day before. That means recipients get October's check on October 1 and November's check on October 31.

"When the first day of the month falls on the weekend or a federal holiday, you receive your SSI payment on the last business day before the first day of the month. That means you may get two SSI payments...