6728272 has 20 divisors (see below), whose sum is σ = 13203520. Its totient is φ = 3320928.

The previous prime is 6728257. The next prime is 6728273. The reversal of 6728272 is 2728276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6728273) 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, 1398 + ... + 3925.

It is an arithmetic number, because the mean of its divisors is an integer number (660176).

Almost surely, 2^6728272 is an apocalyptic number.

It is an amenable number.

6728272 is a deficient number, since it is larger than the sum of its proper divisors (6475248).

6728272 is a wasteful number, since it uses less digits than its factorization.

6728272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5410 (or 5404 counting only the distinct ones).

The product of its digits is 18816, while the sum is 34.

The square root of 6728272 is about 2593.8912853086. The cubic root of 6728272 is about 188.7851575520.

The spelling of 6728272 in words is "six million, seven hundred twenty-eight thousand, two hundred seventy-two".