99924413 has 2 divisors, whose sum is σ = 99924414. Its totient is φ = 99924412.

The previous prime is 99924373. The next prime is 99924437. The reversal of 99924413 is 31442999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99640324 + 284089 = 9982^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 99924413 - 2¹⁰ = 99923389 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99924313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49962206 + 49962207.

It is an arithmetic number, because the mean of its divisors is an integer number (49962207).

Almost surely, 2^99924413 is an apocalyptic number.

It is an amenable number.

99924413 is a deficient number, since it is larger than the sum of its proper divisors (1).

99924413 is an equidigital number, since it uses as much as digits as its factorization.

99924413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 41.

The square root of 99924413 is about 9996.2199355556. The cubic root of 99924413 is about 464.0419059580.

The spelling of 99924413 in words is "ninety-nine million, nine hundred twenty-four thousand, four hundred thirteen".