394698463 has 2 divisors, whose sum is σ = 394698464. Its totient is φ = 394698462.

The previous prime is 394698413. The next prime is 394698481. The reversal of 394698463 is 364896493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 394698463 - 2¹³ = 394690271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 394698463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (394698413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197349231 + 197349232.

It is an arithmetic number, because the mean of its divisors is an integer number (197349232).

Almost surely, 2^394698463 is an apocalyptic number.

394698463 is a deficient number, since it is larger than the sum of its proper divisors (1).

394698463 is an equidigital number, since it uses as much as digits as its factorization.

394698463 is an odious number, because the sum of its binary digits is odd.

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

The square root of 394698463 is about 19867.0194795294. The cubic root of 394698463 is about 733.5366401642.

The spelling of 394698463 in words is "three hundred ninety-four million, six hundred ninety-eight thousand, four hundred sixty-three".