99524993 has 4 divisors (see below), whose sum is σ = 99579840. Its totient is φ = 99470148.

The previous prime is 99524989. The next prime is 99525011. The reversal of 99524993 is 39942599.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99524993 - 2² = 99524989 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99524963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24605 + ... + 28362.

It is an arithmetic number, because the mean of its divisors is an integer number (24894960).

Almost surely, 2^99524993 is an apocalyptic number.

It is an amenable number.

99524993 is a deficient number, since it is larger than the sum of its proper divisors (54847).

99524993 is a wasteful number, since it uses less digits than its factorization.

99524993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54846.

The product of its digits is 787320, while the sum is 50.

The square root of 99524993 is about 9976.2213788588. The cubic root of 99524993 is about 463.4227875635.

The spelling of 99524993 in words is "ninety-nine million, five hundred twenty-four thousand, nine hundred ninety-three".