4928393 has 4 divisors (see below), whose sum is σ = 4933188. Its totient is φ = 4923600.

The previous prime is 4928389. The next prime is 4928461. The reversal of 4928393 is 3938294.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3938294 = 2 ⋅1969147.

It can be written as a sum of positive squares in 2 ways, for example, as 2729104 + 2199289 = 1652^2 + 1483^2 .

It is a cyclic number.

It is not a de Polignac number, because 4928393 - 2² = 4928389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4928383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158 + ... + 3143.

It is an arithmetic number, because the mean of its divisors is an integer number (1233297).

Almost surely, 2^4928393 is an apocalyptic number.

It is an amenable number.

4928393 is a deficient number, since it is larger than the sum of its proper divisors (4795).

4928393 is a wasteful number, since it uses less digits than its factorization.

4928393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4794.

The product of its digits is 46656, while the sum is 38.

The square root of 4928393 is about 2219.9984234229. The cubic root of 4928393 is about 170.1773581535.

Subtracting from 4928393 its reverse (3938294), we obtain a palindrome (990099).

The spelling of 4928393 in words is "four million, nine hundred twenty-eight thousand, three hundred ninety-three".