5488728 has 64 divisors (see below), whose sum is σ = 16124160. Its totient is φ = 1524096.

The previous prime is 5488709. The next prime is 5488729. The reversal of 5488728 is 8278845.

It is a super-2 number, since 2×5488728² = 60252270115968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 5488728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5488729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5775 + ... + 6657.

It is an arithmetic number, because the mean of its divisors is an integer number (251940).

Almost surely, 2^5488728 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 5488728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8062080).

5488728 is an abundant number, since it is smaller than the sum of its proper divisors (10635432).

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

5488728 is a wasteful number, since it uses less digits than its factorization.

5488728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936 (or 932 counting only the distinct ones).

The product of its digits is 143360, while the sum is 42.

The square root of 5488728 is about 2342.8034488621. The cubic root of 5488728 is about 176.3967461517.

It can be divided in two parts, 5488 and 728, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 5488728 in words is "five million, four hundred eighty-eight thousand, seven hundred twenty-eight".