2266871 has 8 divisors (see below), whose sum is σ = 2401200. Its totient is φ = 2134080.

The previous prime is 2266861. The next prime is 2266883. The reversal of 2266871 is 1786622.

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

It is a de Polignac number, because none of the positive numbers 2^k-2266871 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4091 + ... + 4611.

It is an arithmetic number, because the mean of its divisors is an integer number (300150).

2^2266871 is an apocalyptic number.

2266871 is a deficient number, since it is larger than the sum of its proper divisors (134329).

2266871 is a wasteful number, since it uses less digits than its factorization.

2266871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769.

The product of its digits is 8064, while the sum is 32.

The square root of 2266871 is about 1505.6131641295. The cubic root of 2266871 is about 131.3637695327.

Subtracting from 2266871 its reverse (1786622), we obtain a square (480249 = 693²).

The spelling of 2266871 in words is "two million, two hundred sixty-six thousand, eight hundred seventy-one".