2098279 has 2 divisors, whose sum is σ = 2098280. Its totient is φ = 2098278.

The previous prime is 2098277. The next prime is 2098289. The reversal of 2098279 is 9728902.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2098279 - 2¹ = 2098277 is a prime.

Together with 2098277, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2098277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049139 + 1049140.

It is an arithmetic number, because the mean of its divisors is an integer number (1049140).

2^2098279 is an apocalyptic number.

2098279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2098279 is an equidigital number, since it uses as much as digits as its factorization.

2098279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 2098279 is about 1448.5437514967. The cubic root of 2098279 is about 128.0229247676.

The spelling of 2098279 in words is "two million, ninety-eight thousand, two hundred seventy-nine".