5428128 has 24 divisors (see below), whose sum is σ = 14249088. Its totient is φ = 1809344.

The previous prime is 5428127. The next prime is 5428141. The reversal of 5428128 is 8218245.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 5428095 and 5428104.

It is not an unprimeable number, because it can be changed into a prime (5428127) 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, 28176 + ... + 28367.

It is an arithmetic number, because the mean of its divisors is an integer number (593712).

Almost surely, 2^5428128 is an apocalyptic number.

It is an amenable number.

5428128 is an abundant number, since it is smaller than the sum of its proper divisors (8820960).

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

5428128 is a wasteful number, since it uses less digits than its factorization.

5428128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56556 (or 56548 counting only the distinct ones).

The product of its digits is 5120, while the sum is 30.

The square root of 5428128 is about 2329.8343288741. The cubic root of 5428128 is about 175.7451545817.

It can be divided in two parts, 54 and 28128, that added together give a palindrome (28182).

The spelling of 5428128 in words is "five million, four hundred twenty-eight thousand, one hundred twenty-eight".