2122006 has 8 divisors (see below), whose sum is σ = 3214224. Its totient is φ = 1050600.

The previous prime is 2121989. The next prime is 2122009. The reversal of 2122006 is 6002212.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4945 + ... + 5356.

It is an arithmetic number, because the mean of its divisors is an integer number (401778).

2^2122006 is an apocalyptic number.

2122006 is a deficient number, since it is larger than the sum of its proper divisors (1092218).

2122006 is a wasteful number, since it uses less digits than its factorization.

2122006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10406.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2122006 is about 1456.7106782062. The cubic root of 2122006 is about 128.5036714117.

Adding to 2122006 its reverse (6002212), we get a palindrome (8124218).

The spelling of 2122006 in words is "two million, one hundred twenty-two thousand, six".