4919393 has 2 divisors, whose sum is σ = 4919394. Its totient is φ = 4919392.

The previous prime is 4919381. The next prime is 4919413. The reversal of 4919393 is 3939194.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3411409 + 1507984 = 1847^2 + 1228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4919393 is a prime.

It is not a weakly prime, because it can be changed into another prime (4919323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2459696 + 2459697.

It is an arithmetic number, because the mean of its divisors is an integer number (2459697).

Almost surely, 2^4919393 is an apocalyptic number.

It is an amenable number.

4919393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4919393 is an equidigital number, since it uses as much as digits as its factorization.

4919393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244, while the sum is 38.

The square root of 4919393 is about 2217.9704686943. The cubic root of 4919393 is about 170.0737050641.

The spelling of 4919393 in words is "four million, nine hundred nineteen thousand, three hundred ninety-three".