4528272 has 40 divisors (see below), whose sum is σ = 13370176. Its totient is φ = 1293696.

The previous prime is 4528253. The next prime is 4528297. The reversal of 4528272 is 2728254.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6403 + ... + 7074.

Almost surely, 2^4528272 is an apocalyptic number.

4528272 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4528272 is an abundant number, since it is smaller than the sum of its proper divisors (8841904).

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

4528272 is a wasteful number, since it uses less digits than its factorization.

4528272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13495 (or 13489 counting only the distinct ones).

The product of its digits is 8960, while the sum is 30.

The square root of 4528272 is about 2127.9736840478. The cubic root of 4528272 is about 165.4413893584.

It can be divided in two parts, 45282 and 72, that added together give a palindrome (45354).

The spelling of 4528272 in words is "four million, five hundred twenty-eight thousand, two hundred seventy-two".