4913728 has 14 divisors (see below), whose sum is σ = 9750806. Its totient is φ = 2456832.

The previous prime is 4913707. The next prime is 4913747. The reversal of 4913728 is 8273194.

It can be written as a sum of positive squares in only one way, i.e., 3356224 + 1557504 = 1832^2 + 1248^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4913693 and 4913702.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38325 + ... + 38452.

Almost surely, 2^4913728 is an apocalyptic number.

It is an amenable number.

4913728 is a deficient number, since it is larger than the sum of its proper divisors (4837078).

4913728 is an equidigital number, since it uses as much as digits as its factorization.

4913728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76789 (or 76779 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 4913728 is about 2216.6930324247. The cubic root of 4913728 is about 170.0083963558.

The spelling of 4913728 in words is "four million, nine hundred thirteen thousand, seven hundred twenty-eight".