805500299 has 8 divisors (see below), whose sum is σ = 813933120. Its totient is φ = 797086656.

The previous prime is 805500281. The next prime is 805500301. The reversal of 805500299 is 992005508.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 805500299 - 2²⁰ = 804451723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (805200299) 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, 89102 + ... + 97724.

It is an arithmetic number, because the mean of its divisors is an integer number (101741640).

Almost surely, 2^805500299 is an apocalyptic number.

805500299 is a deficient number, since it is larger than the sum of its proper divisors (8432821).

805500299 is a wasteful number, since it uses less digits than its factorization.

805500299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9589.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 805500299 is about 28381.3371601833. The cubic root of 805500299 is about 930.4404199865.

The spelling of 805500299 in words is "eight hundred five million, five hundred thousand, two hundred ninety-nine".