394343848 has 16 divisors (see below), whose sum is σ = 742068180. Its totient is φ = 196459008.

The previous prime is 394343837. The next prime is 394343857. The reversal of 394343848 is 848343493.

It can be written as a sum of positive squares in 2 ways, for example, as 359557444 + 34786404 = 18962^2 + 5898^2 .

It is a junction number, because it is equal to n+sod(n) for n = 394343798 and 394343807.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 86761 + ... + 91192.

Almost surely, 2^394343848 is an apocalyptic number.

It is an amenable number.

394343848 is a deficient number, since it is larger than the sum of its proper divisors (347724332).

394343848 is a wasteful number, since it uses less digits than its factorization.

394343848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178236 (or 178232 counting only the distinct ones).

The product of its digits is 995328, while the sum is 46.

The square root of 394343848 is about 19858.0927583693. The cubic root of 394343848 is about 733.3168934790.

The spelling of 394343848 in words is "three hundred ninety-four million, three hundred forty-three thousand, eight hundred forty-eight".