99805833 has 12 divisors (see below), whose sum is σ = 148814848. Its totient is φ = 64390680.

The previous prime is 99805831. The next prime is 99805843. The reversal of 99805833 is 33850899.

It is not a de Polignac number, because 99805833 - 2¹ = 99805831 is a prime.

It is a super-2 number, since 2×99805833² = 19922408601647778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99805831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178585 + ... + 179142.

Almost surely, 2^99805833 is an apocalyptic number.

99805833 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

It is an amenable number.

99805833 is a deficient number, since it is larger than the sum of its proper divisors (49009015).

99805833 is a wasteful number, since it uses less digits than its factorization.

99805833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357764 (or 357761 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 99805833 is about 9990.2869328163. The cubic root of 99805833 is about 463.8582742563.

The spelling of 99805833 in words is "ninety-nine million, eight hundred five thousand, eight hundred thirty-three".