16806616 has 16 divisors (see below), whose sum is σ = 31573440. Its totient is φ = 8387040.

The previous prime is 16806599. The next prime is 16806637. The reversal of 16806616 is 61660861.

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, 3126 + ... + 6586.

It is an arithmetic number, because the mean of its divisors is an integer number (1973340).

Almost surely, 2^16806616 is an apocalyptic number.

It is an amenable number.

16806616 is a deficient number, since it is larger than the sum of its proper divisors (14766824).

16806616 is a wasteful number, since it uses less digits than its factorization.

16806616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074 (or 4070 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 16806616 is about 4099.5872963019. The cubic root of 16806616 is about 256.1494488699.

The spelling of 16806616 in words is "sixteen million, eight hundred six thousand, six hundred sixteen".