2006426 has 8 divisors (see below), whose sum is σ = 3018720. Its totient is φ = 1000188.

The previous prime is 2006393. The next prime is 2006429. The reversal of 2006426 is 6246002.

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 = 2006398 and 2006407.

It is not an unprimeable number, because it can be changed into a prime (2006429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566 + ... + 2081.

It is an arithmetic number, because the mean of its divisors is an integer number (377340).

2^2006426 is an apocalyptic number.

2006426 is a deficient number, since it is larger than the sum of its proper divisors (1012294).

2006426 is a wasteful number, since it uses less digits than its factorization.

2006426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2006426 is about 1416.4836744559. The cubic root of 2006426 is about 126.1268982732.

Adding to 2006426 its product of nonzero digits (576), we get a palindrome (2007002).

The spelling of 2006426 in words is "two million, six thousand, four hundred twenty-six".