99324489 has 32 divisors (see below), whose sum is σ = 156266496. Its totient is φ = 55435520.

The previous prime is 99324487. The next prime is 99324497. The reversal of 99324489 is 98442399.

It is a cyclic number.

It is not a de Polignac number, because 99324489 - 2¹ = 99324487 is a prime.

It is a super-2 number, since 2×99324489² = 19730708230222242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99324487) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24484 + ... + 28250.

It is an arithmetic number, because the mean of its divisors is an integer number (4883328).

Almost surely, 2^99324489 is an apocalyptic number.

It is an amenable number.

99324489 is a deficient number, since it is larger than the sum of its proper divisors (56942007).

99324489 is a wasteful number, since it uses less digits than its factorization.

99324489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3845.

The product of its digits is 559872, while the sum is 48.

The square root of 99324489 is about 9966.1672171402. The cubic root of 99324489 is about 463.1113730212. Note that the first 3 decimals are identical.

The spelling of 99324489 in words is "ninety-nine million, three hundred twenty-four thousand, four hundred eighty-nine".