898459 has 2 divisors, whose sum is σ = 898460. Its totient is φ = 898458.

The previous prime is 898439. The next prime is 898477. The reversal of 898459 is 954898.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 898459 - 2⁵ = 898427 is a prime.

It is a super-3 number, since 3×898459³ = 2175785333937949737, which contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (898409) 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, 449229 + 449230.

It is an arithmetic number, because the mean of its divisors is an integer number (449230).

2⁸⁹⁸⁴⁵⁹ is an apocalyptic number.

898459 is a deficient number, since it is larger than the sum of its proper divisors (1).

898459 is an equidigital number, since it uses as much as digits as its factorization.

898459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 43.

The square root of 898459 is about 947.8707717827. The cubic root of 898459 is about 96.4938025676.

The spelling of 898459 in words is "eight hundred ninety-eight thousand, four hundred fifty-nine".