2743859 has 2 divisors, whose sum is σ = 2743860. Its totient is φ = 2743858.

The previous prime is 2743849. The next prime is 2743861. The reversal of 2743859 is 9583472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2743859 - 2¹⁶ = 2678323 is a prime.

Together with 2743861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2743849) 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, 1371929 + 1371930.

It is an arithmetic number, because the mean of its divisors is an integer number (1371930).

2^2743859 is an apocalyptic number.

2743859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2743859 is an equidigital number, since it uses as much as digits as its factorization.

2743859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 38.

The square root of 2743859 is about 1656.4597791676. The cubic root of 2743859 is about 139.9976019997.

The spelling of 2743859 in words is "two million, seven hundred forty-three thousand, eight hundred fifty-nine".