898223 has 2 divisors, whose sum is σ = 898224. Its totient is φ = 898222.

The previous prime is 898213. The next prime is 898231. The reversal of 898223 is 322898.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 898223 - 2¹⁶ = 832687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 898223.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 898223.

It is not a weakly prime, because it can be changed into another prime (898213) 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, 449111 + 449112.

It is an arithmetic number, because the mean of its divisors is an integer number (449112).

2⁸⁹⁸²²³ is an apocalyptic number.

898223 is a deficient number, since it is larger than the sum of its proper divisors (1).

898223 is an equidigital number, since it uses as much as digits as its factorization.

898223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 898223 is about 947.7462740628. The cubic root of 898223 is about 96.4853530885.

The spelling of 898223 in words is "eight hundred ninety-eight thousand, two hundred twenty-three".