16669882 has 8 divisors (see below), whose sum is σ = 25023636. Its totient is φ = 8328672.

The previous prime is 16669841. The next prime is 16669883. The reversal of 16669882 is 28896661.

It can be written as a sum of positive squares in 2 ways, for example, as 11566801 + 5103081 = 3401^2 + 2259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16669883) 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, 1648 + ... + 6004.

Almost surely, 2^16669882 is an apocalyptic number.

16669882 is a deficient number, since it is larger than the sum of its proper divisors (8353754).

16669882 is a wasteful number, since it uses less digits than its factorization.

16669882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6272.

The product of its digits is 248832, while the sum is 46.

The square root of 16669882 is about 4082.8766819486. The cubic root of 16669882 is about 255.4529026767.

The spelling of 16669882 in words is "sixteen million, six hundred sixty-nine thousand, eight hundred eighty-two".