5500128 has 96 divisors (see below), whose sum is σ = 15676416. Its totient is φ = 1683968.

The previous prime is 5500123. The next prime is 5500141. The reversal of 5500128 is 8210055.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5500123) 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, 103750 + ... + 103802.

It is an arithmetic number, because the mean of its divisors is an integer number (163296).

Almost surely, 2^5500128 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 5500128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7838208).

5500128 is an abundant number, since it is smaller than the sum of its proper divisors (10176288).

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

5500128 is a wasteful number, since it uses less digits than its factorization.

5500128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 5500128 is about 2345.2351694446. The cubic root of 5500128 is about 176.5187861029.

The spelling of 5500128 in words is "five million, five hundred thousand, one hundred twenty-eight".