2840359 has 2 divisors, whose sum is σ = 2840360. Its totient is φ = 2840358.

The previous prime is 2840353. The next prime is 2840393. The reversal of 2840359 is 9530482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2840359 - 2¹⁵ = 2807591 is a prime.

2840359 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2840359.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2840353) 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 as a sum of consecutive naturals, namely, 1420179 + 1420180.

It is an arithmetic number, because the mean of its divisors is an integer number (1420180).

2^2840359 is an apocalyptic number.

2840359 is a deficient number, since it is larger than the sum of its proper divisors (1).

2840359 is an equidigital number, since it uses as much as digits as its factorization.

2840359 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2840359 is about 1685.3364649233. The cubic root of 2840359 is about 141.6199418380.

The spelling of 2840359 in words is "two million, eight hundred forty thousand, three hundred fifty-nine".