16205668 has 12 divisors (see below), whose sum is σ = 29019760. Its totient is φ = 7914312.

The previous prime is 16205659. The next prime is 16205671. The reversal of 16205668 is 86650261.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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, 46938 + ... + 47281.

Almost surely, 2^16205668 is an apocalyptic number.

It is an amenable number.

16205668 is a deficient number, since it is larger than the sum of its proper divisors (12814092).

16205668 is a wasteful number, since it uses less digits than its factorization.

16205668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94266 (or 94264 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 16205668 is about 4025.6264108832. The cubic root of 16205668 is about 253.0593058801.

The spelling of 16205668 in words is "sixteen million, two hundred five thousand, six hundred sixty-eight".