394203 has 8 divisors (see below), whose sum is σ = 531216. Its totient is φ = 260000.

The previous prime is 394201. The next prime is 394211. The reversal of 394203 is 302493.

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

It is a cyclic number.

It is not a de Polignac number, because 394203 - 2¹ = 394201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 394203.

It is not an unprimeable number, because it can be changed into a prime (394201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348 + ... + 953.

It is an arithmetic number, because the mean of its divisors is an integer number (66402).

2³⁹⁴²⁰³ is an apocalyptic number.

394203 is a deficient number, since it is larger than the sum of its proper divisors (137013).

394203 is a wasteful number, since it uses less digits than its factorization.

394203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 394203 is about 627.8558751816. The cubic root of 394203 is about 73.3229576689.

Adding to 394203 its reverse (302493), we get a palindrome (696696).

The spelling of 394203 in words is "three hundred ninety-four thousand, two hundred three".