2759849 has 2 divisors, whose sum is σ = 2759850. Its totient is φ = 2759848.

The previous prime is 2759821. The next prime is 2759857. The reversal of 2759849 is 9489572.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2706025 + 53824 = 1645^2 + 232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2759849 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2759819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1379924 + 1379925.

It is an arithmetic number, because the mean of its divisors is an integer number (1379925).

2^2759849 is an apocalyptic number.

It is an amenable number.

2759849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2759849 is an equidigital number, since it uses as much as digits as its factorization.

2759849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 44.

The square root of 2759849 is about 1661.2793263025. The cubic root of 2759849 is about 140.2690235305.

The spelling of 2759849 in words is "two million, seven hundred fifty-nine thousand, eight hundred forty-nine".