16823272 has 16 divisors (see below), whose sum is σ = 31629060. Its totient is φ = 8388864.

The previous prime is 16823249. The next prime is 16823311. The reversal of 16823272 is 27232861.

It can be written as a sum of positive squares in 2 ways, for example, as 15729156 + 1094116 = 3966^2 + 1046^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528 + ... + 5824.

Almost surely, 2^16823272 is an apocalyptic number.

It is an amenable number.

16823272 is a deficient number, since it is larger than the sum of its proper divisors (14805788).

16823272 is a wasteful number, since it uses less digits than its factorization.

16823272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5700 (or 5696 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 16823272 is about 4101.6182172406. The cubic root of 16823272 is about 256.2340389027.

The spelling of 16823272 in words is "sixteen million, eight hundred twenty-three thousand, two hundred seventy-two".