3098 has 4 divisors (see below), whose sum is σ = 4650.
Its totient is φ = 1548.
The previous prime is 3089. The next prime is 3109. The reversal of 3098 is 8903.
Subtracting from 3098 its product of nonzero digits (216), we obtain a palindrome (2882).
It can be divided in two parts, 30 and 98, that added together give a 7-th power (128 = 27).
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8903 = 29 ⋅307.
It can be written as a sum of positive squares in only one way, i.e., 2809 + 289 = 53^2 + 17^2
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a plaindrome in base 11.
It is a nialpdrome in base 9 and base 15.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 773 + ... + 776.
3098 is a deficient number, since it is larger than the sum of its proper divisors (1552).
3098 is a wasteful number, since it uses less digits than its factorization.
3098 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1551.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 3098 is about 55.6596802003.
The cubic root of 3098 is about 14.5778609853.
The spelling of 3098 in words is "three thousand, ninety-eight".