16988116 has 12 divisors (see below), whose sum is σ = 29758932. Its totient is φ = 8485568.

The previous prime is 16988107. The next prime is 16988119. The reversal of 16988116 is 61188961.

It can be written as a sum of positive squares in 2 ways, for example, as 6451600 + 10536516 = 2540^2 + 3246^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16988119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5136 + ... + 7768.

It is an arithmetic number, because the mean of its divisors is an integer number (2479911).

Almost surely, 2^16988116 is an apocalyptic number.

It is an amenable number.

16988116 is a deficient number, since it is larger than the sum of its proper divisors (12770816).

16988116 is a wasteful number, since it uses less digits than its factorization.

16988116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4250 (or 4248 counting only the distinct ones).

The product of its digits is 20736, while the sum is 40.

The square root of 16988116 is about 4121.6642269840. The cubic root of 16988116 is about 257.0682291960.

The spelling of 16988116 in words is "sixteen million, nine hundred eighty-eight thousand, one hundred sixteen".