352 = 25 x 11.
352 is the only number consisting of three distinct prime digits such that the first and third equal the third raised to the power of the second: 32 = 25.
352 has a unique representation as a sum of three squares: 352 = 82 + 122 + 122.
352 is the maximum number of volumes into which 11 intersecting spheres can divide space.
352 is the maximum number of regions into which 26 lines can divide a plane.
352 is the number of n-Queens Problem solutions for n = 9.
Source: Prime Curios!