16132272 has 80 divisors (see below), whose sum is σ = 45497088. Its totient is φ = 4896000.

The previous prime is 16132271. The next prime is 16132297. The reversal of 16132272 is 27223161.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16132271) 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 15 ways as a sum of consecutive naturals, for example, 64147 + ... + 64397.

Almost surely, 2^16132272 is an apocalyptic number.

16132272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is a pronic number, being equal to 4016×4017.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16132272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22748544).

16132272 is an abundant number, since it is smaller than the sum of its proper divisors (29364816).

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

16132272 is a wasteful number, since it uses less digits than its factorization.

16132272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 372 counting only the distinct ones).

The product of its digits is 1008, while the sum is 24.

The square root of 16132272 is about 4016.4999688784. The cubic root of 16132272 is about 252.6766897149.

The spelling of 16132272 in words is "sixteen million, one hundred thirty-two thousand, two hundred seventy-two".