99168732 has 192 divisors, whose sum is σ = 300303360. Its totient is φ = 28055808.

The previous prime is 99168697. The next prime is 99168739. The reversal of 99168732 is 23786199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99168739) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1194763 + ... + 1194845.

It is an arithmetic number, because the mean of its divisors is an integer number (1564080).

Almost surely, 2^99168732 is an apocalyptic number.

99168732 is a gapful number since it is divisible by the number (92) 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 99168732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150151680).

99168732 is an abundant number, since it is smaller than the sum of its proper divisors (201134628).

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

99168732 is a wasteful number, since it uses less digits than its factorization.

99168732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 161 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 99168732 is about 9958.3498633057. The cubic root of 99168732 is about 462.8691683139.

The spelling of 99168732 in words is "ninety-nine million, one hundred sixty-eight thousand, seven hundred thirty-two".