898019 has 2 divisors, whose sum is σ = 898020. Its totient is φ = 898018.

The previous prime is 898013. The next prime is 898033. The reversal of 898019 is 910898.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 898019 - 2¹⁶ = 832483 is a prime.

It is a super-2 number, since 2×898019² = 1612876248722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 898019.

It is not a weakly prime, because it can be changed into another prime (898013) 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, 449009 + 449010.

It is an arithmetic number, because the mean of its divisors is an integer number (449010).

2⁸⁹⁸⁰¹⁹ is an apocalyptic number.

898019 is a deficient number, since it is larger than the sum of its proper divisors (1).

898019 is an equidigital number, since it uses as much as digits as its factorization.

898019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 898019 is about 947.6386442099. The cubic root of 898019 is about 96.4780481088.

The spelling of 898019 in words is "eight hundred ninety-eight thousand, nineteen".