99555269 has 16 divisors (see below), whose sum is σ = 114670080. Its totient is φ = 85480560.

The previous prime is 99555251. The next prime is 99555301. The reversal of 99555269 is 96255599.

It is not a de Polignac number, because 99555269 - 2⁸ = 99555013 is a prime.

It is a super-2 number, since 2×99555269² = 19822503171324722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99552269) 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 15 ways as a sum of consecutive naturals, for example, 104654 + ... + 105600.

It is an arithmetic number, because the mean of its divisors is an integer number (7166880).

Almost surely, 2^99555269 is an apocalyptic number.

It is an amenable number.

99555269 is a deficient number, since it is larger than the sum of its proper divisors (15114811).

99555269 is a wasteful number, since it uses less digits than its factorization.

99555269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480.

The product of its digits is 1093500, while the sum is 50.

The square root of 99555269 is about 9977.7386716630. The cubic root of 99555269 is about 463.4697746415.

The spelling of 99555269 in words is "ninety-nine million, five hundred fifty-five thousand, two hundred sixty-nine".