394439058 has 96 divisors (see below), whose sum is σ = 963144000. Its totient is φ = 120263616.

The previous prime is 394439057. The next prime is 394439077. The reversal of 394439058 is 850934493.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (394439051) 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 47 ways as a sum of consecutive naturals, for example, 941173 + ... + 941591.

It is an arithmetic number, because the mean of its divisors is an integer number (10032750).

Almost surely, 2^394439058 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394439058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481572000).

394439058 is an abundant number, since it is smaller than the sum of its proper divisors (568704942).

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

394439058 is a wasteful number, since it uses less digits than its factorization.

394439058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 394439058 is about 19860.4898731124. The cubic root of 394439058 is about 733.3759058388.

The spelling of 394439058 in words is "three hundred ninety-four million, four hundred thirty-nine thousand, fifty-eight".