4312393 has 2 divisors, whose sum is σ = 4312394. Its totient is φ = 4312392.

The previous prime is 4312381. The next prime is 4312403. The reversal of 4312393 is 3932134.

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., 2782224 + 1530169 = 1668^2 + 1237^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312393 - 2⁵ = 4312361 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 3³ + 1 + 2¹⁵ + 3⁹ + 9⁴ + 3¹⁰ .

4312393 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4312333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156196 + 2156197.

It is an arithmetic number, because the mean of its divisors is an integer number (2156197).

Almost surely, 2^4312393 is an apocalyptic number.

It is an amenable number.

4312393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312393 is an equidigital number, since it uses as much as digits as its factorization.

4312393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 25.

The square root of 4312393 is about 2076.6302029972. The cubic root of 4312393 is about 162.7694055764.

The spelling of 4312393 in words is "four million, three hundred twelve thousand, three hundred ninety-three".