99099555 has 8 divisors (see below), whose sum is σ = 158559312. Its totient is φ = 52853088.

The previous prime is 99099541. The next prime is 99099557. The reversal of 99099555 is 55599099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99099555 - 2⁵ = 99099523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99099498 and 99099507.

It is not an unprimeable number, because it can be changed into a prime (99099557) 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 7 ways as a sum of consecutive naturals, for example, 3303304 + ... + 3303333.

It is an arithmetic number, because the mean of its divisors is an integer number (19819914).

Almost surely, 2^99099555 is an apocalyptic number.

99099555 is a deficient number, since it is larger than the sum of its proper divisors (59459757).

99099555 is a wasteful number, since it uses less digits than its factorization.

99099555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6606645.

The product of its (nonzero) digits is 820125, while the sum is 51.

The square root of 99099555 is about 9954.8759409648. The cubic root of 99099555 is about 462.7615156023.

It can be divided in two parts, 99099 and 555, that multiplied together give a palindrome (54999945).

The spelling of 99099555 in words is "ninety-nine million, ninety-nine thousand, five hundred fifty-five".