320098 has 4 divisors (see below), whose sum is σ = 480150. Its totient is φ = 160048.

The previous prime is 320083. The next prime is 320101. The reversal of 320098 is 890023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 890023 = 103 ⋅8641.

It can be written as a sum of positive squares in only one way, i.e., 165649 + 154449 = 407^2 + 393^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80023 + ... + 80026.

2³²⁰⁰⁹⁸ is an apocalyptic number.

320098 is a deficient number, since it is larger than the sum of its proper divisors (160052).

320098 is a wasteful number, since it uses less digits than its factorization.

320098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160051.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 320098 is about 565.7720388991. The cubic root of 320098 is about 68.4060195562.

Adding to 320098 its reverse (890023), we get a palindrome (1210121).

It can be divided in two parts, 3200 and 98, that multiplied together give a square (313600 = 560²).

The spelling of 320098 in words is "three hundred twenty thousand, ninety-eight".