99511296 has 88 divisors (see below), whose sum is σ = 274625520. Its totient is φ = 31997952.

The previous prime is 99511283. The next prime is 99511367. The reversal of 99511296 is 69211599.

It is a happy number.

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, 88530 + ... + 89646.

Almost surely, 2^99511296 is an apocalyptic number.

99511296 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 99511296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137312760).

99511296 is an abundant number, since it is smaller than the sum of its proper divisors (175114224).

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

99511296 is a wasteful number, since it uses less digits than its factorization.

99511296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169 (or 1151 counting only the distinct ones).

The product of its digits is 43740, while the sum is 42.

The square root of 99511296 is about 9975.5348728777. The cubic root of 99511296 is about 463.4015272652.

The spelling of 99511296 in words is "ninety-nine million, five hundred eleven thousand, two hundred ninety-six".