98799231 has 4 divisors (see below), whose sum is σ = 131732312. Its totient is φ = 65866152.

The previous prime is 98799227. The next prime is 98799247. The reversal of 98799231 is 13299789.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13299789 = 3 ⋅4433263.

It is not a de Polignac number, because 98799231 - 2² = 98799227 is a prime.

It is a super-2 number, since 2×98799231² = 19522576092382722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98799271) 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, 16466536 + ... + 16466541.

It is an arithmetic number, because the mean of its divisors is an integer number (32933078).

Almost surely, 2^98799231 is an apocalyptic number.

98799231 is a deficient number, since it is larger than the sum of its proper divisors (32933081).

98799231 is a wasteful number, since it uses less digits than its factorization.

98799231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32933080.

The product of its digits is 244944, while the sum is 48.

The square root of 98799231 is about 9939.7802289588. The cubic root of 98799231 is about 462.2935719642.

It can be divided in two parts, 9879 and 9231, that added together give a triangular number (19110 = T₁₉₅).

The spelling of 98799231 in words is "ninety-eight million, seven hundred ninety-nine thousand, two hundred thirty-one".