16446966 has 16 divisors (see below), whose sum is σ = 32955888. Its totient is φ = 5472000.

The previous prime is 16446961. The next prime is 16446967. The reversal of 16446966 is 66964461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16446961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1326 + ... + 5886.

It is an arithmetic number, because the mean of its divisors is an integer number (2059743).

Almost surely, 2^16446966 is an apocalyptic number.

16446966 is an abundant number, since it is smaller than the sum of its proper divisors (16508922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16446966 is a wasteful number, since it uses less digits than its factorization.

16446966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167.

The product of its digits is 186624, while the sum is 42.

The square root of 16446966 is about 4055.4859141661. The cubic root of 16446966 is about 254.3091179366.

The spelling of 16446966 in words is "sixteen million, four hundred forty-six thousand, nine hundred sixty-six".