16668046 has 8 divisors (see below), whose sum is σ = 25182360. Its totient is φ = 8273928.

The previous prime is 16668037. The next prime is 16668079. The reversal of 16668046 is 64086661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16667996 and 16668014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29701 + ... + 30256.

It is an arithmetic number, because the mean of its divisors is an integer number (3147795).

Almost surely, 2^16668046 is an apocalyptic number.

16668046 is a deficient number, since it is larger than the sum of its proper divisors (8514314).

16668046 is a wasteful number, since it uses less digits than its factorization.

16668046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60098.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 16668046 is about 4082.6518342861. The cubic root of 16668046 is about 255.4435239111.

The spelling of 16668046 in words is "sixteen million, six hundred sixty-eight thousand, forty-six".