98530 has 16 divisors (see below), whose sum is σ = 181440. Its totient is φ = 38512.

The previous prime is 98519. The next prime is 98533. The reversal of 98530 is 3589.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 98495 and 98504.

It is not an unprimeable number, because it can be changed into a prime (98533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507 + ... + 673.

It is an arithmetic number, because the mean of its divisors is an integer number (11340).

2⁹⁸⁵³⁰ is an apocalyptic number.

98530 is a deficient number, since it is larger than the sum of its proper divisors (82910).

98530 is a wasteful number, since it uses less digits than its factorization.

98530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 98530 is about 313.8948868650. The cubic root of 98530 is about 46.1873268463.

The spelling of 98530 in words is "ninety-eight thousand, five hundred thirty".