320898 has 16 divisors (see below), whose sum is σ = 650880. Its totient is φ = 105456.

The previous prime is 320867. The next prime is 320899. The reversal of 320898 is 898023.

320898 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 320898.

It is not an unprimeable number, because it can be changed into a prime (320899) by changing a digit.

320898 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136 + ... + 812.

It is an arithmetic number, because the mean of its divisors is an integer number (40680).

2³²⁰⁸⁹⁸ is an apocalyptic number.

320898 is an abundant number, since it is smaller than the sum of its proper divisors (329982).

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

320898 is a wasteful number, since it uses less digits than its factorization.

320898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 320898 is about 566.4785962417. The cubic root of 320898 is about 68.4629597108.

The spelling of 320898 in words is "three hundred twenty thousand, eight hundred ninety-eight".