394300859 has 2 divisors, whose sum is σ = 394300860. Its totient is φ = 394300858.

The previous prime is 394300853. The next prime is 394300871. The reversal of 394300859 is 958003493.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 394300859 - 2¹⁶ = 394235323 is a prime.

It is not a weakly prime, because it can be changed into another prime (394300853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197150429 + 197150430.

It is an arithmetic number, because the mean of its divisors is an integer number (197150430).

Almost surely, 2^394300859 is an apocalyptic number.

394300859 is a deficient number, since it is larger than the sum of its proper divisors (1).

394300859 is an equidigital number, since it uses as much as digits as its factorization.

394300859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 394300859 is about 19857.0103238126. The cubic root of 394300859 is about 733.2902452415.

The spelling of 394300859 in words is "three hundred ninety-four million, three hundred thousand, eight hundred fifty-nine".