99516216 has 64 divisors (see below), whose sum is σ = 261676800. Its totient is φ = 31477248.

The previous prime is 99516187. The next prime is 99516223. The reversal of 99516216 is 61261599.

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, 76080 + ... + 77376.

It is an arithmetic number, because the mean of its divisors is an integer number (4088700).

Almost surely, 2^99516216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99516216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130838400).

99516216 is an abundant number, since it is smaller than the sum of its proper divisors (162160584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99516216 is a wasteful number, since it uses less digits than its factorization.

99516216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468 (or 1464 counting only the distinct ones).

The product of its digits is 29160, while the sum is 39.

The square root of 99516216 is about 9975.7814731479. The cubic root of 99516216 is about 463.4091642472.

The spelling of 99516216 in words is "ninety-nine million, five hundred sixteen thousand, two hundred sixteen".