99524899 has 2 divisors, whose sum is σ = 99524900. Its totient is φ = 99524898.

The previous prime is 99524881. The next prime is 99524921. The reversal of 99524899 is 99842599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99524899 - 2¹¹ = 99522851 is a prime.

It is not a weakly prime, because it can be changed into another prime (99524879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49762449 + 49762450.

It is an arithmetic number, because the mean of its divisors is an integer number (49762450).

Almost surely, 2^99524899 is an apocalyptic number.

99524899 is a deficient number, since it is larger than the sum of its proper divisors (1).

99524899 is an equidigital number, since it uses as much as digits as its factorization.

99524899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 55.

The square root of 99524899 is about 9976.2166676551. The cubic root of 99524899 is about 463.4226416646.

The spelling of 99524899 in words is "ninety-nine million, five hundred twenty-four thousand, eight hundred ninety-nine".