2068406 has 8 divisors (see below), whose sum is σ = 3118800. Its totient is φ = 1028808.

The previous prime is 2068403. The next prime is 2068421. The reversal of 2068406 is 6048602.

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 (2068403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2201 + ... + 2996.

It is an arithmetic number, because the mean of its divisors is an integer number (389850).

2^2068406 is an apocalyptic number.

2068406 is a deficient number, since it is larger than the sum of its proper divisors (1050394).

2068406 is a wasteful number, since it uses less digits than its factorization.

2068406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5398.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2068406 is about 1438.1953970167. The cubic root of 2068406 is about 127.4124684361.

The spelling of 2068406 in words is "two million, sixty-eight thousand, four hundred six".