393394 has 8 divisors (see below), whose sum is σ = 593280. Its totient is φ = 195636.

The previous prime is 393383. The next prime is 393401. The reversal of 393394 is 493393.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 67 + ... + 889.

It is an arithmetic number, because the mean of its divisors is an integer number (74160).

2³⁹³³⁹⁴ is an apocalyptic number.

393394 is a deficient number, since it is larger than the sum of its proper divisors (199886).

393394 is a wasteful number, since it uses less digits than its factorization.

393394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064.

The product of its digits is 8748, while the sum is 31.

The square root of 393394 is about 627.2112881637. The cubic root of 393394 is about 73.2727644964.

Subtracting 393394 from its reverse (493393), we obtain a palindrome (99999).

It can be divided in two parts, 393 and 394, that added together give a palindrome (787).

The spelling of 393394 in words is "three hundred ninety-three thousand, three hundred ninety-four".