394934008 has 32 divisors (see below), whose sum is σ = 860168160. Its totient is φ = 166481280.

The previous prime is 394933993. The next prime is 394934009. The reversal of 394934008 is 800439493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394934009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54391 + ... + 61222.

It is an arithmetic number, because the mean of its divisors is an integer number (26880255).

Almost surely, 2^394934008 is an apocalyptic number.

It is an amenable number.

394934008 is an abundant number, since it is smaller than the sum of its proper divisors (465234152).

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

394934008 is a wasteful number, since it uses less digits than its factorization.

394934008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115687 (or 115683 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 394934008 is about 19872.9466360678. The cubic root of 394934008 is about 733.6825291953.

The spelling of 394934008 in words is "three hundred ninety-four million, nine hundred thirty-four thousand, eight".