394603268 has 12 divisors (see below), whose sum is σ = 691915980. Its totient is φ = 196912992.

The previous prime is 394603259. The next prime is 394603283. The reversal of 394603268 is 862306493.

It can be written as a sum of positive squares in 2 ways, for example, as 302481664 + 92121604 = 17392^2 + 9598^2 .

It is a super-3 number, since 3×394603268³ (a number of 27 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94871 + ... + 98942.

It is an arithmetic number, because the mean of its divisors is an integer number (57659665).

Almost surely, 2^394603268 is an apocalyptic number.

It is an amenable number.

394603268 is a deficient number, since it is larger than the sum of its proper divisors (297312712).

394603268 is a wasteful number, since it uses less digits than its factorization.

394603268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194326 (or 194324 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 394603268 is about 19864.6235302862. The cubic root of 394603268 is about 733.4776629604.

The spelling of 394603268 in words is "three hundred ninety-four million, six hundred three thousand, two hundred sixty-eight".