984

984 = 2 x 2 x 2 x 3 x 41.

984 is a divisor of 83² - 1.

984 = 8 + 88 + 888.

984 is a number n such that 1 + n + n³ + n⁵ + n⁷ + . . . + n²³ + n²⁵ + n²⁷ is a prime (A124185).

984 are the final three digits of 2⁵⁴ (A126605).

Source: What's Special About This Number?