2866806 has 16 divisors (see below), whose sum is σ = 6370800. Its totient is φ = 955584.

The previous prime is 2866793. The next prime is 2866807. The reversal of 2866806 is 6086682.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2866807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26491 + ... + 26598.

It is an arithmetic number, because the mean of its divisors is an integer number (398175).

2^2866806 is an apocalyptic number.

2866806 is an abundant number, since it is smaller than the sum of its proper divisors (3503994).

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

2866806 is a wasteful number, since it uses less digits than its factorization.

2866806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53100 (or 53094 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 2866806 is about 1693.1644928949. The cubic root of 2866806 is about 142.0581326486.

The spelling of 2866806 in words is "two million, eight hundred sixty-six thousand, eight hundred six".