4928128 has 16 divisors (see below), whose sum is σ = 9818010. Its totient is φ = 2464000.

The previous prime is 4928123. The next prime is 4928149. The reversal of 4928128 is 8218294.

It can be written as a sum of positive squares in only one way, i.e., 3655744 + 1272384 = 1912^2 + 1128^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 4928093 and 4928102.

It is not an unprimeable number, because it can be changed into a prime (4928123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19123 + ... + 19378.

Almost surely, 2^4928128 is an apocalyptic number.

It is an amenable number.

4928128 is a deficient number, since it is larger than the sum of its proper divisors (4889882).

4928128 is an equidigital number, since it uses as much as digits as its factorization.

4928128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38515 (or 38503 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 4928128 is about 2219.9387378935. The cubic root of 4928128 is about 170.1743079497.

The spelling of 4928128 in words is "four million, nine hundred twenty-eight thousand, one hundred twenty-eight".