2798837 has 2 divisors, whose sum is σ = 2798838. Its totient is φ = 2798836.

The previous prime is 2798821. The next prime is 2798849. The reversal of 2798837 is 7388972.

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., 2669956 + 128881 = 1634^2 + 359^2 .

It is a cyclic number.

It is not a de Polignac number, because 2798837 - 2⁴ = 2798821 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2798867) 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, 1399418 + 1399419.

It is an arithmetic number, because the mean of its divisors is an integer number (1399419).

2^2798837 is an apocalyptic number.

It is an amenable number.

2798837 is a deficient number, since it is larger than the sum of its proper divisors (1).

2798837 is an equidigital number, since it uses as much as digits as its factorization.

2798837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 44.

The square root of 2798837 is about 1672.9725042570. The cubic root of 2798837 is about 140.9264576331.

The spelling of 2798837 in words is "two million, seven hundred ninety-eight thousand, eight hundred thirty-seven".