2266809 has 8 divisors (see below), whose sum is σ = 3038400. Its totient is φ = 1503216.

The previous prime is 2266801. The next prime is 2266829. The reversal of 2266809 is 9086622.

2266809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2266809 - 2³ = 2266801 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁹ + 6⁴ + 6⁸ + 8³ + 0 + 9⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 2266809.

It is not an unprimeable number, because it can be changed into a prime (2266801) 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, 1302 + ... + 2495.

It is an arithmetic number, because the mean of its divisors is an integer number (379800).

2^2266809 is an apocalyptic number.

It is an amenable number.

2266809 is a deficient number, since it is larger than the sum of its proper divisors (771591).

2266809 is a wasteful number, since it uses less digits than its factorization.

2266809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3999.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2266809 is about 1505.5925743706. The cubic root of 2266809 is about 131.3625719013.

The spelling of 2266809 in words is "two million, two hundred sixty-six thousand, eight hundred nine".