2866284 has 36 divisors (see below), whose sum is σ = 7325136. Its totient is φ = 944928.

The previous prime is 2866277. The next prime is 2866289. The reversal of 2866284 is 4826682.

2866284 is a `hidden beast` number, since 28 + 6 + 628 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2866289) 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 11 ways as a sum of consecutive naturals, for example, 3322 + ... + 4094.

It is an arithmetic number, because the mean of its divisors is an integer number (203476).

2^2866284 is an apocalyptic number.

It is an amenable number.

2866284 is an abundant number, since it is smaller than the sum of its proper divisors (4458852).

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

2866284 is a wasteful number, since it uses less digits than its factorization.

2866284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886 (or 881 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 2866284 is about 1693.0103366489. The cubic root of 2866284 is about 142.0495099460.

The spelling of 2866284 in words is "two million, eight hundred sixty-six thousand, two hundred eighty-four".