99816895 has 16 divisors (see below), whose sum is σ = 126581760. Its totient is φ = 75407904.

The previous prime is 99816883. The next prime is 99816907. The reversal of 99816895 is 59861899.

It is an interprime number because it is at equal distance from previous prime (99816883) and next prime (99816907).

It is a cyclic number.

It is not a de Polignac number, because 99816895 - 2¹³ = 99808703 is a prime.

It is a super-3 number, since 3×99816895³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3592 + ... + 14578.

It is an arithmetic number, because the mean of its divisors is an integer number (7911360).

Almost surely, 2^99816895 is an apocalyptic number.

99816895 is a deficient number, since it is larger than the sum of its proper divisors (26764865).

99816895 is a wasteful number, since it uses less digits than its factorization.

99816895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11094.

The product of its digits is 1399680, while the sum is 55.

The square root of 99816895 is about 9990.8405552286. The cubic root of 99816895 is about 463.8754108989.

The spelling of 99816895 in words is "ninety-nine million, eight hundred sixteen thousand, eight hundred ninety-five".