99162816 has 56 divisors (see below), whose sum is σ = 268492224. Its totient is φ = 32282880.

The previous prime is 99162799. The next prime is 99162823. The reversal of 99162816 is 61826199.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2251 + ... + 14261.

It is an arithmetic number, because the mean of its divisors is an integer number (4794504).

Almost surely, 2^99162816 is an apocalyptic number.

99162816 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99162816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134246112).

99162816 is an abundant number, since it is smaller than the sum of its proper divisors (169329408).

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

99162816 is a wasteful number, since it uses less digits than its factorization.

99162816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12069 (or 12059 counting only the distinct ones).

The product of its digits is 46656, while the sum is 42.

The square root of 99162816 is about 9958.0528217117. The cubic root of 99162816 is about 462.8599638385.

Subtracting from 99162816 its product of digits (46656), we obtain a triangular number (99116160 = T₁₄₀₇₉).

It can be divided in two parts, 9916281 and 6, that multiplied together give a triangular number (59497686 = T₁₀₉₀₈).

The spelling of 99162816 in words is "ninety-nine million, one hundred sixty-two thousand, eight hundred sixteen".