46

46 = 2 x 23.

46 = 10 + 11 + 12 + 13.

46 has a unique representation as a sum of three squares: 46 = 1² + 3² + 6².

46 is the number of integer partitions of 18 into distinct parts.

46 is the largest even integer for which there is no pair of abundant numbers that add up to it.

Human beings have 46 chromosomes in every cell of their body.

Source: Number Gossip