16943312 has 20 divisors (see below), whose sum is σ = 33527616. Its totient is φ = 8291040.

The previous prime is 16943309. The next prime is 16943321. The reversal of 16943312 is 21334961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10514 + ... + 12017.

Almost surely, 2^16943312 is an apocalyptic number.

It is an amenable number.

16943312 is a deficient number, since it is larger than the sum of its proper divisors (16584304).

16943312 is a wasteful number, since it uses less digits than its factorization.

16943312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22586 (or 22580 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 16943312 is about 4116.2254554385. The cubic root of 16943312 is about 256.8420352834.

The spelling of 16943312 in words is "sixteen million, nine hundred forty-three thousand, three hundred twelve".