99234320 has 40 divisors (see below), whose sum is σ = 232979136. Its totient is φ = 39305088.

The previous prime is 99234313. The next prime is 99234323. The reversal of 99234320 is 2343299.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (99234323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2219 + ... + 14261.

Almost surely, 2^99234320 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 99234320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116489568).

99234320 is an abundant number, since it is smaller than the sum of its proper divisors (133744816).

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

99234320 is a wasteful number, since it uses less digits than its factorization.

99234320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12159 (or 12153 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 99234320 is about 9961.6424348598. The cubic root of 99234320 is about 462.9711896265.

It can be divided in two parts, 9 and 9234320, that added together give a palindrome (9234329).

The spelling of 99234320 in words is "ninety-nine million, two hundred thirty-four thousand, three hundred twenty".