394435 has 4 divisors (see below), whose sum is σ = 473328. Its totient is φ = 315544.

The previous prime is 394411. The next prime is 394453. The reversal of 394435 is 534493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 534493 = 181 ⋅2953.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-394435 is a prime.

It is a Duffinian 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, 39439 + ... + 39448.

It is an arithmetic number, because the mean of its divisors is an integer number (118332).

2³⁹⁴⁴³⁵ is an apocalyptic number.

394435 is a deficient number, since it is larger than the sum of its proper divisors (78893).

394435 is an equidigital number, since it uses as much as digits as its factorization.

394435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78892.

The product of its digits is 6480, while the sum is 28.

The square root of 394435 is about 628.0406037829. The cubic root of 394435 is about 73.3373390833.

The spelling of 394435 in words is "three hundred ninety-four thousand, four hundred thirty-five".