394314084 has 18 divisors (see below), whose sum is σ = 996738470. Its totient is φ = 131438016.

The previous prime is 394314083. The next prime is 394314121. The reversal of 394314084 is 480413493.

It can be written as a sum of positive squares in only one way, i.e., 279224100 + 115089984 = 16710^2 + 10728^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 10953169 = 394314084 / (3 + 9 + 4 + 3 + 1 + 4 + 0 + 8 + 4).

It is not an unprimeable number, because it can be changed into a prime (394314083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5476549 + ... + 5476620.

Almost surely, 2^394314084 is an apocalyptic number.

It is an amenable number.

394314084 is an abundant number, since it is smaller than the sum of its proper divisors (602424386).

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

394314084 is a wasteful number, since it uses less digits than its factorization.

394314084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953179 (or 10953174 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 394314084 is about 19857.3433268401. The cubic root of 394314084 is about 733.2984434273.

The spelling of 394314084 in words is "three hundred ninety-four million, three hundred fourteen thousand, eighty-four".