2006422 has 12 divisors (see below), whose sum is σ = 3308508. Its totient is φ = 911900.

The previous prime is 2006393. The next prime is 2006429. The reversal of 2006422 is 2246002.

It is a junction number, because it is equal to n+sod(n) for n = 2006396 and 2006405.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 3904 + ... + 4387.

It is an arithmetic number, because the mean of its divisors is an integer number (275709).

2^2006422 is an apocalyptic number.

2006422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2006422 is a deficient number, since it is larger than the sum of its proper divisors (1302086).

2006422 is a wasteful number, since it uses less digits than its factorization.

2006422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8315 (or 8304 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2006422 is about 1416.4822625081. The cubic root of 2006422 is about 126.1268144579.

The spelling of 2006422 in words is "two million, six thousand, four hundred twenty-two".