16006688 has 12 divisors (see below), whose sum is σ = 31513230. Its totient is φ = 8003328.

The previous prime is 16006667. The next prime is 16006703. The reversal of 16006688 is 88660061.

It can be written as a sum of positive squares in only one way, i.e., 10679824 + 5326864 = 3268^2 + 2308^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250073 + ... + 250136.

Almost surely, 2^16006688 is an apocalyptic number.

It is an amenable number.

16006688 is a deficient number, since it is larger than the sum of its proper divisors (15506542).

16006688 is an equidigital number, since it uses as much as digits as its factorization.

16006688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500219 (or 500211 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 16006688 is about 4000.8359126563. The cubic root of 16006688 is about 252.0193148881.

The spelling of 16006688 in words is "sixteen million, six thousand, six hundred eighty-eight".