394859363 has 2 divisors, whose sum is σ = 394859364. Its totient is φ = 394859362.

The previous prime is 394859359. The next prime is 394859393. The reversal of 394859363 is 363958493.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 394859363 - 2² = 394859359 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (394859393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197429681 + 197429682.

It is an arithmetic number, because the mean of its divisors is an integer number (197429682).

Almost surely, 2^394859363 is an apocalyptic number.

394859363 is a deficient number, since it is larger than the sum of its proper divisors (1).

394859363 is an equidigital number, since it uses as much as digits as its factorization.

394859363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 50.

The square root of 394859363 is about 19871.0684916539. The cubic root of 394859363 is about 733.6363027524.

The spelling of 394859363 in words is "three hundred ninety-four million, eight hundred fifty-nine thousand, three hundred sixty-three".