2098423 has 2 divisors, whose sum is σ = 2098424. Its totient is φ = 2098422.

The previous prime is 2098403. The next prime is 2098427. The reversal of 2098423 is 3248902.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2098423 - 2⁵ = 2098391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2098391 and 2098400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2098427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049211 + 1049212.

It is an arithmetic number, because the mean of its divisors is an integer number (1049212).

2^2098423 is an apocalyptic number.

2098423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2098423 is an equidigital number, since it uses as much as digits as its factorization.

2098423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2098423 is about 1448.5934557356. The cubic root of 2098423 is about 128.0258533390.

The spelling of 2098423 in words is "two million, ninety-eight thousand, four hundred twenty-three".