4238393 has 2 divisors, whose sum is σ = 4238394. Its totient is φ = 4238392.

The previous prime is 4238309. The next prime is 4238407. The reversal of 4238393 is 3938324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3341584 + 896809 = 1828^2 + 947^2 .

It is a cyclic number.

It is not a de Polignac number, because 4238393 - 2²² = 44089 is a prime.

It is not a weakly prime, because it can be changed into another prime (4238303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2119196 + 2119197.

It is an arithmetic number, because the mean of its divisors is an integer number (2119197).

Almost surely, 2^4238393 is an apocalyptic number.

It is an amenable number.

4238393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4238393 is an equidigital number, since it uses as much as digits as its factorization.

4238393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 32.

The square root of 4238393 is about 2058.7357771215. The cubic root of 4238393 is about 161.8329961131.

The spelling of 4238393 in words is "four million, two hundred thirty-eight thousand, three hundred ninety-three".