394136 has 16 divisors (see below), whose sum is σ = 778200. Its totient is φ = 186624.

The previous prime is 394129. The next prime is 394153. The reversal of 394136 is 631493.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1145 + ... + 1448.

2³⁹⁴¹³⁶ is an apocalyptic number.

It is an amenable number.

394136 is a deficient number, since it is larger than the sum of its proper divisors (384064).

394136 is a wasteful number, since it uses less digits than its factorization.

394136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618 (or 2614 counting only the distinct ones).

The product of its digits is 1944, while the sum is 26.

The square root of 394136 is about 627.8025167200. The cubic root of 394136 is about 73.3188033655.

The spelling of 394136 in words is "three hundred ninety-four thousand, one hundred thirty-six".