394298312 has 16 divisors (see below), whose sum is σ = 757341900. Its totient is φ = 192340480.

The previous prime is 394298291. The next prime is 394298321. The reversal of 394298312 is 213892493.

It can be written as a sum of positive squares in 2 ways, for example, as 277355716 + 116942596 = 16654^2 + 10814^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 394298312.

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 3 ways as a sum of consecutive naturals, for example, 600737 + ... + 601392.

Almost surely, 2^394298312 is an apocalyptic number.

It is an amenable number.

394298312 is a deficient number, since it is larger than the sum of its proper divisors (363043588).

394298312 is a wasteful number, since it uses less digits than its factorization.

394298312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202176 (or 1202172 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 394298312 is about 19856.9461901875. The cubic root of 394298312 is about 733.2886663336.

The spelling of 394298312 in words is "three hundred ninety-four million, two hundred ninety-eight thousand, three hundred twelve".