5425728 has 112 divisors (see below), whose sum is σ = 17946624. Its totient is φ = 1405440.

The previous prime is 5425711. The next prime is 5425729. The reversal of 5425728 is 8275245.

5425728 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

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

Its product of digits (22400) is a multiple of the sum of its prime factors (400).

It is not an unprimeable number, because it can be changed into a prime (5425729) 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, 14601 + ... + 14967.

Almost surely, 2^5425728 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 5425728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8973312).

5425728 is an abundant number, since it is smaller than the sum of its proper divisors (12520896).

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

5425728 is a wasteful number, since it uses less digits than its factorization.

5425728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 390 counting only the distinct ones).

The product of its digits is 22400, while the sum is 33.

The square root of 5425728 is about 2329.3192138477. The cubic root of 5425728 is about 175.7192493617.

It can be divided in two parts, 54257 and 28, that added together give a triangular number (54285 = T₃₂₉).

The spelling of 5425728 in words is "five million, four hundred twenty-five thousand, seven hundred twenty-eight".