2755859 has 2 divisors, whose sum is σ = 2755860. Its totient is φ = 2755858.

The previous prime is 2755829. The next prime is 2755861. The reversal of 2755859 is 9585572.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2755859 is a prime.

Together with 2755861, 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 (2755829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377929 + 1377930.

It is an arithmetic number, because the mean of its divisors is an integer number (1377930).

2^2755859 is an apocalyptic number.

2755859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2755859 is an equidigital number, since it uses as much as digits as its factorization.

2755859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 41.

The square root of 2755859 is about 1660.0780102152. The cubic root of 2755859 is about 140.2013938240.

The spelling of 2755859 in words is "two million, seven hundred fifty-five thousand, eight hundred fifty-nine".