800300505 has 16 divisors (see below), whose sum is σ = 1287189504. Its totient is φ = 424590720.

The previous prime is 800300503. The next prime is 800300507. The reversal of 800300505 is 505003008.

It is an interprime number because it is at equal distance from previous prime (800300503) and next prime (800300507).

It is not a de Polignac number, because 800300505 - 2¹ = 800300503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (800300503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136804 + ... + 142533.

It is an arithmetic number, because the mean of its divisors is an integer number (80449344).

Almost surely, 2^800300505 is an apocalyptic number.

It is an amenable number.

800300505 is a deficient number, since it is larger than the sum of its proper divisors (486888999).

800300505 is a wasteful number, since it uses less digits than its factorization.

800300505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279536.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 800300505 is about 28289.5829767779. The cubic root of 800300505 is about 928.4339872261.

The spelling of 800300505 in words is "eight hundred million, three hundred thousand, five hundred five".