5227728 has 40 divisors (see below), whose sum is σ = 14734176. Its totient is φ = 1584000.

The previous prime is 5227727. The next prime is 5227741. The reversal of 5227728 is 8277225.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5227723) 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 7 ways as a sum of consecutive naturals, for example, 4423 + ... + 5478.

Almost surely, 2^5227728 is an apocalyptic number.

It is an amenable number.

5227728 is an abundant number, since it is smaller than the sum of its proper divisors (9506448).

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

5227728 is a wasteful number, since it uses less digits than its factorization.

5227728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9923 (or 9917 counting only the distinct ones).

The product of its digits is 15680, while the sum is 33.

The square root of 5227728 is about 2286.4225331290. The cubic root of 5227728 is about 173.5552122421. Note that the first 3 decimals are identical.

Adding to 5227728 its sum of digits (33), we get a triangular number (5227761 = T₃₂₃₃).

The spelling of 5227728 in words is "five million, two hundred twenty-seven thousand, seven hundred twenty-eight".