99897295 has 4 divisors (see below), whose sum is σ = 119876760. Its totient is φ = 79917832.

The previous prime is 99897289. The next prime is 99897313. The reversal of 99897295 is 59279899.

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

It is a cyclic number.

It is not a de Polignac number, because 99897295 - 2⁷ = 99897167 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9989725 + ... + 9989734.

It is an arithmetic number, because the mean of its divisors is an integer number (29969190).

Almost surely, 2^99897295 is an apocalyptic number.

99897295 is a deficient number, since it is larger than the sum of its proper divisors (19979465).

99897295 is a wasteful number, since it uses less digits than its factorization.

99897295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19979464.

The product of its digits is 3674160, while the sum is 58.

The square root of 99897295 is about 9994.8634307828. The cubic root of 99897295 is about 463.9999241354. Note that the first 4 decimals are identical.

The spelling of 99897295 in words is "ninety-nine million, eight hundred ninety-seven thousand, two hundred ninety-five".