10405806 has 32 divisors (see below), whose sum is σ = 22508160. Its totient is φ = 3195936.

The previous prime is 10405799. The next prime is 10405873. The reversal of 10405806 is 60850401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2985 + ... + 5451.

It is an arithmetic number, because the mean of its divisors is an integer number (703380).

Almost surely, 2^10405806 is an apocalyptic number.

10405806 is an abundant number, since it is smaller than the sum of its proper divisors (12102354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10405806 is a wasteful number, since it uses less digits than its factorization.

10405806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 10405806 is about 3225.8031558048. The cubic root of 10405806 is about 218.3191884601.

It can be divided in two parts, 10405 and 806, that added together give a palindrome (11211).

The spelling of 10405806 in words is "ten million, four hundred five thousand, eight hundred six".