99516859 has 8 divisors (see below), whose sum is σ = 108278240. Its totient is φ = 90913536.

The previous prime is 99516847. The next prime is 99516869. The reversal of 99516859 is 95861599.

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 99516859 - 2¹⁷ = 99385787 is a prime.

It is a super-3 number, since 3×99516859³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99516829) 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, 38199 + ... + 40720.

It is an arithmetic number, because the mean of its divisors is an integer number (13534780).

Almost surely, 2^99516859 is an apocalyptic number.

99516859 is a deficient number, since it is larger than the sum of its proper divisors (8761381).

99516859 is a wasteful number, since it uses less digits than its factorization.

99516859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79029.

The product of its digits is 874800, while the sum is 52.

The square root of 99516859 is about 9975.8137011474. The cubic root of 99516859 is about 463.4101623139.

The spelling of 99516859 in words is "ninety-nine million, five hundred sixteen thousand, eight hundred fifty-nine".