16446856 has 16 divisors (see below), whose sum is σ = 32461200. Its totient is φ = 7790544.

The previous prime is 16446847. The next prime is 16446869. The reversal of 16446856 is 65864461.

It is a happy 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, 53950 + ... + 54253.

It is an arithmetic number, because the mean of its divisors is an integer number (2028825).

Almost surely, 2^16446856 is an apocalyptic number.

It is an amenable number.

16446856 is a deficient number, since it is larger than the sum of its proper divisors (16014344).

16446856 is a wasteful number, since it uses less digits than its factorization.

16446856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108228 (or 108224 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 16446856 is about 4055.4723522667. The cubic root of 16446856 is about 254.3085509817.

The spelling of 16446856 in words is "sixteen million, four hundred forty-six thousand, eight hundred fifty-six".