99384481 has 16 divisors (see below), whose sum is σ = 119984128. Its totient is φ = 80514000.

The previous prime is 99384437. The next prime is 99384503. The reversal of 99384481 is 18448399.

It is not a de Polignac number, because 99384481 - 2⁷ = 99384353 is a prime.

It is a super-2 number, since 2×99384481² = 19754550127278722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99384401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4006 + ... + 14656.

It is an arithmetic number, because the mean of its divisors is an integer number (7499008).

Almost surely, 2^99384481 is an apocalyptic number.

It is an amenable number.

99384481 is a deficient number, since it is larger than the sum of its proper divisors (20599647).

99384481 is a wasteful number, since it uses less digits than its factorization.

99384481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10732.

The product of its digits is 248832, while the sum is 46.

The square root of 99384481 is about 9969.1765457334. The cubic root of 99384481 is about 463.2045940251.

The spelling of 99384481 in words is "ninety-nine million, three hundred eighty-four thousand, four hundred eighty-one".