898422 has 16 divisors (see below), whose sum is σ = 2053632. Its totient is φ = 256680.

The previous prime is 898421. The next prime is 898423. The reversal of 898422 is 224898.

It is an interprime number because it is at equal distance from previous prime (898421) and next prime (898423).

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 898422.

It is not an unprimeable number, because it can be changed into a prime (898421) 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 in 7 ways as a sum of consecutive naturals, for example, 10654 + ... + 10737.

It is an arithmetic number, because the mean of its divisors is an integer number (128352).

2⁸⁹⁸⁴²² is an apocalyptic number.

898422 is an abundant number, since it is smaller than the sum of its proper divisors (1155210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

898422 is a wasteful number, since it uses less digits than its factorization.

898422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21403.

The product of its digits is 9216, while the sum is 33.

The square root of 898422 is about 947.8512541533. The cubic root of 898422 is about 96.4924779590.

The spelling of 898422 in words is "eight hundred ninety-eight thousand, four hundred twenty-two".