2000203606 has 16 divisors (see below), whose sum is σ = 3180945600. Its totient is φ = 940646088.

The previous prime is 2000203559. The next prime is 2000203613. The reversal of 2000203606 is 6063020002.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184060 + ... + 194623.

It is an arithmetic number, because the mean of its divisors is an integer number (198809100).

Almost surely, 2^2000203606 is an apocalyptic number.

2000203606 is a deficient number, since it is larger than the sum of its proper divisors (1180741994).

2000203606 is a wasteful number, since it uses less digits than its factorization.

2000203606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378843.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2000203606 is about 44723.6358763462. The cubic root of 2000203606 is about 1259.9638030250.

Adding to 2000203606 its reverse (6063020002), we get a palindrome (8063223608).

The spelling of 2000203606 in words is "two billion, two hundred three thousand, six hundred six".