4128272 has 20 divisors (see below), whose sum is σ = 8120016. Its totient is φ = 2032800.

The previous prime is 4128253. The next prime is 4128281. The reversal of 4128272 is 2728214.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854 + ... + 2997.

Almost surely, 2^4128272 is an apocalyptic number.

It is an amenable number.

4128272 is a deficient number, since it is larger than the sum of its proper divisors (3991744).

4128272 is a wasteful number, since it uses less digits than its factorization.

4128272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926 (or 3920 counting only the distinct ones).

The product of its digits is 1792, while the sum is 26.

The square root of 4128272 is about 2031.8149522041. The cubic root of 4128272 is about 160.4191095447.

The spelling of 4128272 in words is "four million, one hundred twenty-eight thousand, two hundred seventy-two".