16668350 has 12 divisors (see below), whose sum is σ = 31003224. Its totient is φ = 6667320.

The previous prime is 16668343. The next prime is 16668361. The reversal of 16668350 is 5386661.

It is a self number, because there is not a number n which added to its sum of digits gives 16668350.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166634 + ... + 166733.

It is an arithmetic number, because the mean of its divisors is an integer number (2583602).

Almost surely, 2^16668350 is an apocalyptic number.

16668350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16668350 is a deficient number, since it is larger than the sum of its proper divisors (14334874).

16668350 is a wasteful number, since it uses less digits than its factorization.

16668350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333379 (or 333374 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 16668350 is about 4082.6890648199. The cubic root of 16668350 is about 255.4450768698.

The spelling of 16668350 in words is "sixteen million, six hundred sixty-eight thousand, three hundred fifty".