1446

1446 = 2 x 3 x 241.

1446 is 666 in base 15.

1446 is the number of graphs with with 9 vertices and 5 edges.

1446 is the squarefree sum of two successive primes (A206329): 1446 = 719 + 727.

1446 is a number n such that 1 + n + n³ + n⁵ + n⁷ + n⁹ + n¹¹ + n¹³ is a prime (A124164).

Source: What's Special About This Number?