2866842 has 24 divisors (see below), whose sum is σ = 6776640. Its totient is φ = 868680.

The previous prime is 2866841. The next prime is 2866847. The reversal of 2866842 is 2486682.

It is a junction number, because it is equal to n+sod(n) for n = 2866797 and 2866806.

It is not an unprimeable number, because it can be changed into a prime (2866841) 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, 7042 + ... + 7437.

It is an arithmetic number, because the mean of its divisors is an integer number (282360).

2^2866842 is an apocalyptic number.

2866842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2866842 is an abundant number, since it is smaller than the sum of its proper divisors (3909798).

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

2866842 is a wasteful number, since it uses less digits than its factorization.

2866842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14498 (or 14495 counting only the distinct ones).

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

The square root of 2866842 is about 1693.1751238428. The cubic root of 2866842 is about 142.0587272791.

The spelling of 2866842 in words is "two million, eight hundred sixty-six thousand, eight hundred forty-two".