16987164 has 24 divisors (see below), whose sum is σ = 39809280. Its totient is φ = 5637744.

The previous prime is 16987153. The next prime is 16987169. The reversal of 16987164 is 46178961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16987169) 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, 94 + ... + 5829.

It is an arithmetic number, because the mean of its divisors is an integer number (1658720).

Almost surely, 2^16987164 is an apocalyptic number.

It is an amenable number.

16987164 is an abundant number, since it is smaller than the sum of its proper divisors (22822116).

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

16987164 is a wasteful number, since it uses less digits than its factorization.

16987164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6169 (or 6167 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 16987164 is about 4121.5487380353. The cubic root of 16987164 is about 257.0634271425.

The spelling of 16987164 in words is "sixteen million, nine hundred eighty-seven thousand, one hundred sixty-four".