2840086 has 16 divisors (see below), whose sum is σ = 4600800. Its totient is φ = 1310848.

The previous prime is 2840077. The next prime is 2840087. The reversal of 2840086 is 6800482.

2840086 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2840087) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 270 + ... + 2398.

It is an arithmetic number, because the mean of its divisors is an integer number (287550).

2^2840086 is an apocalyptic number.

2840086 is a deficient number, since it is larger than the sum of its proper divisors (1760714).

2840086 is a wasteful number, since it uses less digits than its factorization.

2840086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 2840086 is about 1685.2554702478. The cubic root of 2840086 is about 141.6154044441.

The spelling of 2840086 in words is "two million, eight hundred forty thousand, eighty-six".