98913 has 4 divisors (see below), whose sum is σ = 131888. Its totient is φ = 65940.

The previous prime is 98911. The next prime is 98927. The reversal of 98913 is 31989.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31989 = 3 ⋅10663.

It is not a de Polignac number, because 98913 - 2¹ = 98911 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16483 + ... + 16488.

It is an arithmetic number, because the mean of its divisors is an integer number (32972).

2⁹⁸⁹¹³ is an apocalyptic number.

It is an amenable number.

98913 is a deficient number, since it is larger than the sum of its proper divisors (32975).

98913 is a wasteful number, since it uses less digits than its factorization.

98913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32974.

The product of its digits is 1944, while the sum is 30.

The square root of 98913 is about 314.5043719887. The cubic root of 98913 is about 46.2470950209.

Subtracting from 98913 its product of digits (1944), we obtain a palindrome (96969).

The spelling of 98913 in words is "ninety-eight thousand, nine hundred thirteen".