16966664 has 32 divisors (see below), whose sum is σ = 37376640. Its totient is φ = 7118400.

The previous prime is 16966633. The next prime is 16966667. The reversal of 16966664 is 46666961.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16966667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6272 + ... + 8559.

It is an arithmetic number, because the mean of its divisors is an integer number (1168020).

Almost surely, 2^16966664 is an apocalyptic number.

It is an amenable number.

16966664 is an abundant number, since it is smaller than the sum of its proper divisors (20409976).

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

16966664 is a wasteful number, since it uses less digits than its factorization.

16966664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14861 (or 14857 counting only the distinct ones).

The product of its digits is 279936, while the sum is 44.

The square root of 16966664 is about 4119.0610580568. The cubic root of 16966664 is about 256.9599780219.

The spelling of 16966664 in words is "sixteen million, nine hundred sixty-six thousand, six hundred sixty-four".