2194003 has 16 divisors (see below), whose sum is σ = 2695680. Its totient is φ = 1742976.

The previous prime is 2193979. The next prime is 2194013. The reversal of 2194003 is 3004912.

2194003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2194003 - 2²¹ = 96851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2194013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12168 + ... + 12346.

It is an arithmetic number, because the mean of its divisors is an integer number (168480).

2^2194003 is an apocalyptic number.

2194003 is a deficient number, since it is larger than the sum of its proper divisors (501677).

2194003 is a wasteful number, since it uses less digits than its factorization.

2194003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2194003 is about 1481.2167295842. The cubic root of 2194003 is about 129.9408606745.

Adding to 2194003 its reverse (3004912), we get a palindrome (5198915).

The spelling of 2194003 in words is "two million, one hundred ninety-four thousand, three".