16533272 has 16 divisors (see below), whose sum is σ = 35428560. Its totient is φ = 7085664.

The previous prime is 16533271. The next prime is 16533301. The reversal of 16533272 is 27233561.

16533272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16533271) 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, 147563 + ... + 147674.

It is an arithmetic number, because the mean of its divisors is an integer number (2214285).

Almost surely, 2^16533272 is an apocalyptic number.

It is an amenable number.

16533272 is an abundant number, since it is smaller than the sum of its proper divisors (18895288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16533272 is a wasteful number, since it uses less digits than its factorization.

16533272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295250 (or 295246 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 16533272 is about 4066.1126398564. The cubic root of 16533272 is about 254.7531739529.

The spelling of 16533272 in words is "sixteen million, five hundred thirty-three thousand, two hundred seventy-two".