2016406 has 16 divisors (see below), whose sum is σ = 3505824. Its totient is φ = 851904.

The previous prime is 2016403. The next prime is 2016407. The reversal of 2016406 is 6046102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36 + ... + 2008.

It is an arithmetic number, because the mean of its divisors is an integer number (219114).

2^2016406 is an apocalyptic number.

2016406 is a deficient number, since it is larger than the sum of its proper divisors (1489418).

2016406 is a wasteful number, since it uses less digits than its factorization.

2016406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2016406 is about 1420.0021126745. The cubic root of 2016406 is about 126.3356716815.

The spelling of 2016406 in words is "two million, sixteen thousand, four hundred six".