99824419 has 2 divisors, whose sum is σ = 99824420. Its totient is φ = 99824418.

The previous prime is 99824383. The next prime is 99824443. The reversal of 99824419 is 91442899.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99824419 - 2⁹ = 99823907 is a prime.

It is a super-2 number, since 2×99824419² = 19929829257375122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99824449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49912209 + 49912210.

It is an arithmetic number, because the mean of its divisors is an integer number (49912210).

Almost surely, 2^99824419 is an apocalyptic number.

99824419 is a deficient number, since it is larger than the sum of its proper divisors (1).

99824419 is an equidigital number, since it uses as much as digits as its factorization.

99824419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 46.

The square root of 99824419 is about 9991.2170930273. The cubic root of 99824419 is about 463.8870659429.

The spelling of 99824419 in words is "ninety-nine million, eight hundred twenty-four thousand, four hundred nineteen".