2842866 has 24 divisors (see below), whose sum is σ = 6633900. Its totient is φ = 874656.

The previous prime is 2842849. The next prime is 2842871. The reversal of 2842866 is 6682482.

2842866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2792241 + 50625 = 1671^2 + 225^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2842866.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5841 + ... + 6308.

2^2842866 is an apocalyptic number.

2842866 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2842866 is an abundant number, since it is smaller than the sum of its proper divisors (3791034).

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

2842866 is a wasteful number, since it uses less digits than its factorization.

2842866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12170 (or 12167 counting only the distinct ones).

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

The square root of 2842866 is about 1686.0800692731. The cubic root of 2842866 is about 141.6615958200.

The spelling of 2842866 in words is "two million, eight hundred forty-two thousand, eight hundred sixty-six".