4543272 has 48 divisors (see below), whose sum is σ = 12460500. Its totient is φ = 1495296.

The previous prime is 4543249. The next prime is 4543277. The reversal of 4543272 is 2723454.

4543272 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3944196 + 599076 = 1986^2 + 774^2 .

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4543277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6054 + ... + 6762.

Almost surely, 2^4543272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4543272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6230250).

4543272 is an abundant number, since it is smaller than the sum of its proper divisors (7917228).

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

4543272 is a wasteful number, since it uses less digits than its factorization.

4543272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810 (or 803 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 4543272 is about 2131.4952498188. The cubic root of 4543272 is about 165.6238640957.

The spelling of 4543272 in words is "four million, five hundred forty-three thousand, two hundred seventy-two".