9598 has 4 divisors (see below), whose sum is σ = 14400. Its totient is φ = 4798.

The previous prime is 9587. The next prime is 9601. The reversal of 9598 is 8959.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a magnanimous number.

It is a plaindrome in base 6, base 12 and base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2398 + ... + 2401.

It is an arithmetic number, because the mean of its divisors is an integer number (3600).

2⁹⁵⁹⁸ is an apocalyptic number.

9598 is a deficient number, since it is larger than the sum of its proper divisors (4802).

9598 is a wasteful number, since it uses less digits than its factorization.

9598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801.

The product of its digits is 3240, while the sum is 31.

The square root of 9598 is about 97.9693829724. The cubic root of 9598 is about 21.2516953665.

The spelling of 9598 in words is "nine thousand, five hundred ninety-eight".