99008136 has 128 divisors (see below), whose sum is σ = 296784000. Its totient is φ = 30468096.

The previous prime is 99008113. The next prime is 99008137. The reversal of 99008136 is 63180099.

It is a super-2 number, since 2×99008136² = 19605221988388992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 99008136.

It is not an unprimeable number, because it can be changed into a prime (99008137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216420 + ... + 216876.

It is an arithmetic number, because the mean of its divisors is an integer number (2318625).

Almost surely, 2^99008136 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 99008136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148392000).

99008136 is an abundant number, since it is smaller than the sum of its proper divisors (197775864).

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

99008136 is a wasteful number, since it uses less digits than its factorization.

99008136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 99008136 is about 9950.2832120498. The cubic root of 99008136 is about 462.6191731856.

The spelling of 99008136 in words is "ninety-nine million, eight thousand, one hundred thirty-six".