98597231 has 4 divisors (see below), whose sum is σ = 99947952. Its totient is φ = 97246512.

The previous prime is 98597209. The next prime is 98597269. The reversal of 98597231 is 13279589.

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

It is not a de Polignac number, because 98597231 - 2¹⁰ = 98596207 is a prime.

It is a super-2 number, since 2×98597231² = 19442827921734722, 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 (98597431) 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, 675251 + ... + 675396.

It is an arithmetic number, because the mean of its divisors is an integer number (24986988).

Almost surely, 2^98597231 is an apocalyptic number.

98597231 is a deficient number, since it is larger than the sum of its proper divisors (1350721).

98597231 is a wasteful number, since it uses less digits than its factorization.

98597231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350720.

The product of its digits is 136080, while the sum is 44.

The square root of 98597231 is about 9929.6138394199. The cubic root of 98597231 is about 461.9782961762.

The spelling of 98597231 in words is "ninety-eight million, five hundred ninety-seven thousand, two hundred thirty-one".