394194246 has 16 divisors (see below), whose sum is σ = 789015600. Its totient is φ = 131293568.

The previous prime is 394194239. The next prime is 394194257. The reversal of 394194246 is 642491493.

It is a junction number, because it is equal to n+sod(n) for n = 394194198 and 394194207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17751 + ... + 33218.

It is an arithmetic number, because the mean of its divisors is an integer number (49313475).

Almost surely, 2^394194246 is an apocalyptic number.

394194246 is an abundant number, since it is smaller than the sum of its proper divisors (394821354).

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

394194246 is a wasteful number, since it uses less digits than its factorization.

394194246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52263.

The product of its digits is 186624, while the sum is 42.

The square root of 394194246 is about 19854.3256244074. The cubic root of 394194246 is about 733.2241490798.

The spelling of 394194246 in words is "three hundred ninety-four million, one hundred ninety-four thousand, two hundred forty-six".