99527823 has 12 divisors (see below), whose sum is σ = 143858520. Its totient is φ = 66307536.

The previous prime is 99527821. The next prime is 99527839. The reversal of 99527823 is 32872599.

It is not a de Polignac number, because 99527823 - 2¹ = 99527821 is a prime.

It is a super-2 number, since 2×99527823² = 19811575102238658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99527821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16093 + ... + 21401.

It is an arithmetic number, because the mean of its divisors is an integer number (11988210).

Almost surely, 2^99527823 is an apocalyptic number.

99527823 is a deficient number, since it is larger than the sum of its proper divisors (44330697).

99527823 is a wasteful number, since it uses less digits than its factorization.

99527823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7398 (or 7395 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 99527823 is about 9976.3632151200. The cubic root of 99527823 is about 463.4271800081.

The spelling of 99527823 in words is "ninety-nine million, five hundred twenty-seven thousand, eight hundred twenty-three".