2 × 52 × 7 × 11981
1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 11981, 23962, 59905, 83867, 119810, 167734, 299525, 419335, 599050, 838670, 2096675 and 4193350
No.
Its nearest Fibonacci number neighbors are 3524578 and 5702887.