898231 has 2 divisors, whose sum is σ = 898232. Its totient is φ = 898230.

The previous prime is 898223. The next prime is 898241. The reversal of 898231 is 132898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 898231 - 2³ = 898223 is a prime.

It is a super-2 number, since 2×898231² = 1613637858722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 898193 and 898202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898211) 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, 449115 + 449116.

It is an arithmetic number, because the mean of its divisors is an integer number (449116).

2⁸⁹⁸²³¹ is an apocalyptic number.

898231 is a deficient number, since it is larger than the sum of its proper divisors (1).

898231 is an equidigital number, since it uses as much as digits as its factorization.

898231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 31.

The square root of 898231 is about 947.7504945923. The cubic root of 898231 is about 96.4856395358.

The spelling of 898231 in words is "eight hundred ninety-eight thousand, two hundred thirty-one".