99145896 has 64 divisors (see below), whose sum is σ = 258249600. Its totient is φ = 31680768.

The previous prime is 99145883. The next prime is 99145919. The reversal of 99145896 is 69854199.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115806 + ... + 116658.

It is an arithmetic number, because the mean of its divisors is an integer number (4035150).

Almost surely, 2^99145896 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 99145896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129124800).

99145896 is an abundant number, since it is smaller than the sum of its proper divisors (159103704).

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

99145896 is a wasteful number, since it uses less digits than its factorization.

99145896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058 (or 1054 counting only the distinct ones).

The product of its digits is 699840, while the sum is 51.

The square root of 99145896 is about 9957.2032217887. The cubic root of 99145896 is about 462.8336366446.

The spelling of 99145896 in words is "ninety-nine million, one hundred forty-five thousand, eight hundred ninety-six".