394854774 has 8 divisors (see below), whose sum is σ = 789709560. Its totient is φ = 131618256.

The previous prime is 394854773. The next prime is 394854841. The reversal of 394854774 is 477458493.

It is a sphenic number, since it is the product of 3 distinct primes.

394854774 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394854773) 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 3 ways as a sum of consecutive naturals, for example, 32904559 + ... + 32904570.

It is an arithmetic number, because the mean of its divisors is an integer number (98713695).

Almost surely, 2^394854774 is an apocalyptic number.

394854774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

394854774 is a wasteful number, since it uses less digits than its factorization.

394854774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65809134.

The product of its digits is 3386880, while the sum is 51.

The square root of 394854774 is about 19870.9530219363. The cubic root of 394854774 is about 733.6334606688.

The spelling of 394854774 in words is "three hundred ninety-four million, eight hundred fifty-four thousand, seven hundred seventy-four".