99910806 has 16 divisors (see below), whose sum is σ = 200602224. Its totient is φ = 33173504.

The previous prime is 99910753. The next prime is 99910813. The reversal of 99910806 is 60801999.

It is a congruent number.

It is an unprimeable number.

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, 30855 + ... + 33938.

It is an arithmetic number, because the mean of its divisors is an integer number (12537639).

Almost surely, 2^99910806 is an apocalyptic number.

99910806 is an abundant number, since it is smaller than the sum of its proper divisors (100691418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99910806 is a wasteful number, since it uses less digits than its factorization.

99910806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65055.

The product of its (nonzero) digits is 34992, while the sum is 42.

The square root of 99910806 is about 9995.5393051101. The cubic root of 99910806 is about 464.0208416867.

The spelling of 99910806 in words is "ninety-nine million, nine hundred ten thousand, eight hundred six".