394847274 has 16 divisors (see below), whose sum is σ = 791119008. Its totient is φ = 131378352.

The previous prime is 394847263. The next prime is 394847317. The reversal of 394847274 is 472748493.

It is an unprimeable number.

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, 55732 + ... + 62415.

It is an arithmetic number, because the mean of its divisors is an integer number (49444938).

Almost surely, 2^394847274 is an apocalyptic number.

394847274 is an abundant number, since it is smaller than the sum of its proper divisors (396271734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

394847274 is a wasteful number, since it uses less digits than its factorization.

394847274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118709.

The product of its digits is 1354752, while the sum is 48.

The square root of 394847274 is about 19870.7643033679. The cubic root of 394847274 is about 733.6288156818.

The spelling of 394847274 in words is "three hundred ninety-four million, eight hundred forty-seven thousand, two hundred seventy-four".