2003394 has 16 divisors (see below), whose sum is σ = 4021920. Its totient is φ = 665280.

The previous prime is 2003387. The next prime is 2003411. The reversal of 2003394 is 4933002.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2003394.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1834 + ... + 2714.

It is an arithmetic number, because the mean of its divisors is an integer number (251370).

2^2003394 is an apocalyptic number.

2003394 is an abundant number, since it is smaller than the sum of its proper divisors (2018526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003394 is a wasteful number, since it uses less digits than its factorization.

2003394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265.

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

The square root of 2003394 is about 1415.4130139291. The cubic root of 2003394 is about 126.0633342467.

Adding to 2003394 its reverse (4933002), we get a palindrome (6936396).

The spelling of 2003394 in words is "two million, three thousand, three hundred ninety-four".