98653 has 4 divisors (see below), whose sum is σ = 100800. Its totient is φ = 96508.

The previous prime is 98641. The next prime is 98663. The reversal of 98653 is 35689.

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: 35689 = 89 ⋅401.

It is a cyclic number.

It is not a de Polignac number, because 98653 - 2⁵ = 98621 is a prime.

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 an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98663) 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, 1003 + ... + 1096.

It is an arithmetic number, because the mean of its divisors is an integer number (25200).

2⁹⁸⁶⁵³ is an apocalyptic number.

It is an amenable number.

98653 is a deficient number, since it is larger than the sum of its proper divisors (2147).

98653 is a wasteful number, since it uses less digits than its factorization.

98653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146.

The product of its digits is 6480, while the sum is 31.

The square root of 98653 is about 314.0907512169. The cubic root of 98653 is about 46.2065381825.

It can be divided in two parts, 9 and 8653, that multiplied together give a palindrome (77877).

The spelling of 98653 in words is "ninety-eight thousand, six hundred fifty-three".