16532272 has 40 divisors (see below), whose sum is σ = 33122880. Its totient is φ = 7990080.

The previous prime is 16532231. The next prime is 16532273. The reversal of 16532272 is 27223561.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 16532272.

It is not an unprimeable number, because it can be changed into a prime (16532273) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 78247 + ... + 78457.

It is an arithmetic number, because the mean of its divisors is an integer number (828072).

Almost surely, 2^16532272 is an apocalyptic number.

It is an amenable number.

16532272 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

16532272 is a wasteful number, since it uses less digits than its factorization.

16532272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 355 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 16532272 is about 4065.9896704247. The cubic root of 16532272 is about 254.7480376776.

The spelling of 16532272 in words is "sixteen million, five hundred thirty-two thousand, two hundred seventy-two".