2840935 has 4 divisors (see below), whose sum is σ = 3409128. Its totient is φ = 2272744.

The previous prime is 2840917. The next prime is 2840939. The reversal of 2840935 is 5390482.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2840935 - 2¹³ = 2832743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2840897 and 2840906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2840939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284089 + ... + 284098.

It is an arithmetic number, because the mean of its divisors is an integer number (852282).

2^2840935 is an apocalyptic number.

2840935 is a deficient number, since it is larger than the sum of its proper divisors (568193).

2840935 is an equidigital number, since it uses as much as digits as its factorization.

2840935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568192.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2840935 is about 1685.5073420190. The cubic root of 2840935 is about 141.6295142868.

The spelling of 2840935 in words is "two million, eight hundred forty thousand, nine hundred thirty-five".