898493 has 2 divisors, whose sum is σ = 898494. Its totient is φ = 898492.

The previous prime is 898483. The next prime is 898519. The reversal of 898493 is 394898.

898493 is nontrivially palindromic in base 16.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 702244 + 196249 = 838^2 + 443^2 .

It is a cyclic number.

It is not a de Polignac number, because 898493 - 2⁴ = 898477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 898493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449246 + 449247.

It is an arithmetic number, because the mean of its divisors is an integer number (449247).

2⁸⁹⁸⁴⁹³ is an apocalyptic number.

It is an amenable number.

898493 is a deficient number, since it is larger than the sum of its proper divisors (1).

898493 is an equidigital number, since it uses as much as digits as its factorization.

898493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 898493 is about 947.8887065473. Note that the first 3 decimals coincide. The cubic root of 898493 is about 96.4950197435.

The spelling of 898493 in words is "eight hundred ninety-eight thousand, four hundred ninety-three".