4094668393 has 2 divisors, whose sum is σ = 4094668394. Its totient is φ = 4094668392.

The previous prime is 4094668373. The next prime is 4094668411. The reversal of 4094668393 is 3938664904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3175547904 + 919120489 = 56352^2 + 30317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4094668393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4094668393.

It is not a weakly prime, because it can be changed into another prime (4094668363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2047334196 + 2047334197.

It is an arithmetic number, because the mean of its divisors is an integer number (2047334197).

Almost surely, 2^4094668393 is an apocalyptic number.

It is an amenable number.

4094668393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4094668393 is an equidigital number, since it uses as much as digits as its factorization.

4094668393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232, while the sum is 52.

The square root of 4094668393 is about 63989.5959746583. The cubic root of 4094668393 is about 1599.8265948792.

The spelling of 4094668393 in words is "four billion, ninety-four million, six hundred sixty-eight thousand, three hundred ninety-three".