2841409 has 4 divisors (see below), whose sum is σ = 2845440. Its totient is φ = 2837380.

The previous prime is 2841407. The next prime is 2841413. The reversal of 2841409 is 9041482.

2841409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2841409 - 2¹ = 2841407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2841401) 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 3 ways as a sum of consecutive naturals, for example, 649 + ... + 2470.

It is an arithmetic number, because the mean of its divisors is an integer number (711360).

2^2841409 is an apocalyptic number.

It is an amenable number.

2841409 is a deficient number, since it is larger than the sum of its proper divisors (4031).

2841409 is an equidigital number, since it uses as much as digits as its factorization.

2841409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4030.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2841409 is about 1685.6479466365. The cubic root of 2841409 is about 141.6373906440.

The spelling of 2841409 in words is "two million, eight hundred forty-one thousand, four hundred nine".