20200006 has 8 divisors (see below), whose sum is σ = 30404304. Its totient is φ = 10065240.

The previous prime is 20199973. The next prime is 20200013. The reversal of 20200006 is 60000202.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20199965 and 20200001.

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 in 3 ways as a sum of consecutive naturals, for example, 16650 + ... + 17821.

It is an arithmetic number, because the mean of its divisors is an integer number (3800538).

Almost surely, 2^20200006 is an apocalyptic number.

20200006 is a deficient number, since it is larger than the sum of its proper divisors (10204298).

20200006 is a wasteful number, since it uses less digits than its factorization.

20200006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34766.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 20200006 is about 4494.4416783400. The cubic root of 20200006 is about 272.3435951216.

Adding to 20200006 its reverse (60000202), we get a palindrome (80200208).

The spelling of 20200006 in words is "twenty million, two hundred thousand, six".