394063384 has 48 divisors (see below), whose sum is σ = 872844120. Its totient is φ = 165335040.

The previous prime is 394063367. The next prime is 394063399. The reversal of 394063384 is 483360493.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1624 + ... + 28120.

Almost surely, 2^394063384 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 394063384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436422060).

394063384 is an abundant number, since it is smaller than the sum of its proper divisors (478780736).

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

394063384 is a wasteful number, since it uses less digits than its factorization.

394063384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26540 (or 26523 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 394063384 is about 19851.0297969652. The cubic root of 394063384 is about 733.1430031310.

The spelling of 394063384 in words is "three hundred ninety-four million, sixty-three thousand, three hundred eighty-four".