4944128 has 72 divisors (see below), whose sum is σ = 11773440. Its totient is φ = 2027520.

The previous prime is 4944119. The next prime is 4944139. The reversal of 4944128 is 8214494.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 4944094 and 4944103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55508 + ... + 55596.

It is an arithmetic number, because the mean of its divisors is an integer number (163520).

Almost surely, 2^4944128 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 4944128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5886720).

4944128 is an abundant number, since it is smaller than the sum of its proper divisors (6829312).

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

4944128 is an equidigital number, since it uses as much as digits as its factorization.

4944128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 129 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 4944128 is about 2223.5395206742. The cubic root of 4944128 is about 170.3582755446.

The spelling of 4944128 in words is "four million, nine hundred forty-four thousand, one hundred twenty-eight".