99059805 has 48 divisors (see below), whose sum is σ = 185845296. Its totient is φ = 48522240.

The previous prime is 99059803. The next prime is 99059843. The reversal of 99059805 is 50895099.

It can be written as a sum of positive squares in 8 ways, for example, as 38266596 + 60793209 = 6186^2 + 7797^2 .

It is not a de Polignac number, because 99059805 - 2¹ = 99059803 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99059803) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 182835 + ... + 183375.

It is an arithmetic number, because the mean of its divisors is an integer number (3871777).

Almost surely, 2^99059805 is an apocalyptic number.

It is an amenable number.

99059805 is a deficient number, since it is larger than the sum of its proper divisors (86785491).

99059805 is a wasteful number, since it uses less digits than its factorization.

99059805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 45.

The square root of 99059805 is about 9952.8792316596. The cubic root of 99059805 is about 462.6996342943.

Adding to 99059805 its sum of digits (45), we get a triangular number (99059850 = T₁₄₀₇₅).

The spelling of 99059805 in words is "ninety-nine million, fifty-nine thousand, eight hundred five".