394922318 has 16 divisors (see below), whose sum is σ = 677658624. Its totient is φ = 169090200.

The previous prime is 394922317. The next prime is 394922323. The reversal of 394922318 is 813229493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394922317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2243 + ... + 28193.

It is an arithmetic number, because the mean of its divisors is an integer number (42353664).

Almost surely, 2^394922318 is an apocalyptic number.

394922318 is a deficient number, since it is larger than the sum of its proper divisors (282736306).

394922318 is a wasteful number, since it uses less digits than its factorization.

394922318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27047.

The product of its digits is 93312, while the sum is 41.

The square root of 394922318 is about 19872.6525154545. The cubic root of 394922318 is about 733.6752901518.

The spelling of 394922318 in words is "three hundred ninety-four million, nine hundred twenty-two thousand, three hundred eighteen".