394093 has 4 divisors (see below), whose sum is σ = 450400. Its totient is φ = 337788.

The previous prime is 394073. The next prime is 394099. The reversal of 394093 is 390493.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 394093 - 2⁹ = 393581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28143 + ... + 28156.

It is an arithmetic number, because the mean of its divisors is an integer number (112600).

2³⁹⁴⁰⁹³ is an apocalyptic number.

It is an amenable number.

394093 is a deficient number, since it is larger than the sum of its proper divisors (56307).

394093 is an equidigital number, since it uses as much as digits as its factorization.

394093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56306.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 394093 is about 627.7682693479. The cubic root of 394093 is about 73.3161369228.

Subtracting from 394093 its reverse (390493), we obtain a square (3600 = 60²).

The spelling of 394093 in words is "three hundred ninety-four thousand, ninety-three".