2840841 has 12 divisors (see below), whose sum is σ = 4153968. Its totient is φ = 1870584.

The previous prime is 2840801. The next prime is 2840857. The reversal of 2840841 is 1480482.

It is not a de Polignac number, because 2840841 - 2⁶ = 2840777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2840801) 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, 1155 + ... + 2648.

It is an arithmetic number, because the mean of its divisors is an integer number (346164).

2^2840841 is an apocalyptic number.

It is an amenable number.

2840841 is a deficient number, since it is larger than the sum of its proper divisors (1313127).

2840841 is a wasteful number, since it uses less digits than its factorization.

2840841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3892 (or 3889 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 2840841 is about 1685.4794570092. The cubic root of 2840841 is about 141.6279522047.

The spelling of 2840841 in words is "two million, eight hundred forty thousand, eight hundred forty-one".