2286857 has 12 divisors (see below), whose sum is σ = 2501436. Its totient is φ = 2088960.

The previous prime is 2286847. The next prime is 2286877. The reversal of 2286857 is 7586822.

It can be written as a sum of positive squares in 6 ways, for example, as 33856 + 2253001 = 184^2 + 1501^2 .

It is not a de Polignac number, because 2286857 - 2⁴ = 2286841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2286857.

It is not an unprimeable number, because it can be changed into a prime (2286827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11753 + ... + 11945.

It is an arithmetic number, because the mean of its divisors is an integer number (208453).

2^2286857 is an apocalyptic number.

It is an amenable number.

2286857 is a deficient number, since it is larger than the sum of its proper divisors (214579).

2286857 is a wasteful number, since it uses less digits than its factorization.

2286857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 251 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 2286857 is about 1512.2357620424. The cubic root of 2286857 is about 131.7486992588.

The spelling of 2286857 in words is "two million, two hundred eighty-six thousand, eight hundred fifty-seven".