394384 has 15 divisors (see below), whose sum is σ = 769017. Its totient is φ = 195936.

The previous prime is 394369. The next prime is 394393. The reversal of 394384 is 483493.

The square root of 394384 is 628.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 115600 + 278784 = 340^2 + 528^2 .

It is a Duffinian number.

It is an unprimeable number.

394384 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2434 + ... + 2590.

2³⁹⁴³⁸⁴ is an apocalyptic number.

394384 is the 628-th square number.

It is an amenable number.

394384 is a deficient number, since it is larger than the sum of its proper divisors (374633).

394384 is an equidigital number, since it uses as much as digits as its factorization.

394384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 159 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The cubic root of 394384 is about 73.3341781354.

The spelling of 394384 in words is "three hundred ninety-four thousand, three hundred eighty-four".