805534499 has 16 divisors (see below), whose sum is σ = 1005108480. Its totient is φ = 627185760.

The previous prime is 805534453. The next prime is 805534517. The reversal of 805534499 is 994435508.

It is a cyclic number.

It is not a de Polignac number, because 805534499 - 2²⁰ = 804485923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (805534999) 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 15 ways as a sum of consecutive naturals, for example, 113837 + ... + 120705.

It is an arithmetic number, because the mean of its divisors is an integer number (62819280).

Almost surely, 2^805534499 is an apocalyptic number.

805534499 is a deficient number, since it is larger than the sum of its proper divisors (199573981).

805534499 is a wasteful number, since it uses less digits than its factorization.

805534499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8410.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 805534499 is about 28381.9396623980. The cubic root of 805534499 is about 930.4535880395.

The spelling of 805534499 in words is "eight hundred five million, five hundred thirty-four thousand, four hundred ninety-nine".