16002986 has 8 divisors (see below), whose sum is σ = 25048224. Its totient is φ = 7653580.

The previous prime is 16002977. The next prime is 16002991. The reversal of 16002986 is 68920061.

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

It is a Curzon 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, 173900 + ... + 173991.

It is an arithmetic number, because the mean of its divisors is an integer number (3131028).

Almost surely, 2^16002986 is an apocalyptic number.

16002986 is a deficient number, since it is larger than the sum of its proper divisors (9045238).

16002986 is a wasteful number, since it uses less digits than its factorization.

16002986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347916.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 16002986 is about 4000.3732325872. The cubic root of 16002986 is about 251.9998845217. Note that the first 3 decimals are identical.

The spelling of 16002986 in words is "sixteen million, two thousand, nine hundred eighty-six".