2840084 has 12 divisors (see below), whose sum is σ = 5352564. Its totient is φ = 1310784.

The previous prime is 2840077. The next prime is 2840087. The reversal of 2840084 is 4800482.

It can be written as a sum of positive squares in 2 ways, for example, as 1044484 + 1795600 = 1022^2 + 1340^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27257 + ... + 27360.

It is an arithmetic number, because the mean of its divisors is an integer number (446047).

2^2840084 is an apocalyptic number.

It is an amenable number.

2840084 is a deficient number, since it is larger than the sum of its proper divisors (2512480).

2840084 is a wasteful number, since it uses less digits than its factorization.

2840084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54634 (or 54632 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 2840084 is about 1685.2548768658. The cubic root of 2840084 is about 141.6153712021.

The spelling of 2840084 in words is "two million, eight hundred forty thousand, eighty-four".