394330608 has 240 divisors, whose sum is σ = 1320679360. Its totient is φ = 107495424.

The previous prime is 394330583. The next prime is 394330613. The reversal of 394330608 is 806033493.

394330608 is a `hidden beast` number, since 3 + 9 + 43 + 3 + 0 + 608 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 3617658 + ... + 3617766.

Almost surely, 2^394330608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394330608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660339680).

394330608 is an abundant number, since it is smaller than the sum of its proper divisors (926348752).

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

394330608 is a wasteful number, since it uses less digits than its factorization.

394330608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 394330608 is about 19857.7593902233. The cubic root of 394330608 is about 733.3086864076.

The spelling of 394330608 in words is "three hundred ninety-four million, three hundred thirty thousand, six hundred eight".