2003164 has 6 divisors (see below), whose sum is σ = 3505544. Its totient is φ = 1001580.

The previous prime is 2003159. The next prime is 2003191. The reversal of 2003164 is 4613002.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 250392 + ... + 250399.

2^2003164 is an apocalyptic number.

It is an amenable number.

2003164 is a deficient number, since it is larger than the sum of its proper divisors (1502380).

2003164 is a wasteful number, since it uses less digits than its factorization.

2003164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500795 (or 500793 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2003164 is about 1415.3317632273. The cubic root of 2003164 is about 126.0585098210.

Adding to 2003164 its reverse (4613002), we get a palindrome (6616166).

It can be divided in two parts, 200 and 3164, that added together give a square (3364 = 58²).

The spelling of 2003164 in words is "two million, three thousand, one hundred sixty-four".