99197 has 8 divisors (see below), whose sum is σ = 116736. Its totient is φ = 82512.

The previous prime is 99191. The next prime is 99223. The reversal of 99197 is 79199.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99197 - 2⁴ = 99181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 99197.

It is not an unprimeable number, because it can be changed into a prime (99191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68 + ... + 450.

It is an arithmetic number, because the mean of its divisors is an integer number (14592).

2⁹⁹¹⁹⁷ is an apocalyptic number.

It is an amenable number.

99197 is a deficient number, since it is larger than the sum of its proper divisors (17539).

99197 is a wasteful number, since it uses less digits than its factorization.

99197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427.

The product of its digits is 5103, while the sum is 35.

The square root of 99197 is about 314.9555524197. The cubic root of 99197 is about 46.2913144348.

It can be divided in two parts, 99 and 197, that multiplied together give a triangular number (19503 = T₁₉₇).

The spelling of 99197 in words is "ninety-nine thousand, one hundred ninety-seven".