16668332 has 12 divisors (see below), whose sum is σ = 29366400. Its totient is φ = 8277936.

The previous prime is 16668331. The next prime is 16668343. The reversal of 16668332 is 23386661.

It is a junction number, because it is equal to n+sod(n) for n = 16668292 and 16668301.

It is not an unprimeable number, because it can be changed into a prime (16668331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13388 + ... + 14579.

It is an arithmetic number, because the mean of its divisors is an integer number (2447200).

Almost surely, 2^16668332 is an apocalyptic number.

It is an amenable number.

16668332 is a deficient number, since it is larger than the sum of its proper divisors (12698068).

16668332 is a wasteful number, since it uses less digits than its factorization.

16668332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28120 (or 28118 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 16668332 is about 4082.6868603899. The cubic root of 16668332 is about 255.4449849188. Note that the first 3 decimals are identical.

The spelling of 16668332 in words is "sixteen million, six hundred sixty-eight thousand, three hundred thirty-two".