800677069 has 4 divisors (see below), whose sum is σ = 820205820. Its totient is φ = 781148320.

The previous prime is 800677061. The next prime is 800677093. The reversal of 800677069 is 960776008.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19474569 + 781202500 = 4413^2 + 27950^2 .

It is a cyclic number.

It is not a de Polignac number, because 800677069 - 2³ = 800677061 is a prime.

It is a super-2 number, since 2×800677069² = 1282167537644861522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800677061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9764314 + ... + 9764395.

It is an arithmetic number, because the mean of its divisors is an integer number (205051455).

Almost surely, 2^800677069 is an apocalyptic number.

It is an amenable number.

800677069 is a deficient number, since it is larger than the sum of its proper divisors (19528751).

800677069 is a wasteful number, since it uses less digits than its factorization.

800677069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19528750.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 800677069 is about 28296.2377181137. The cubic root of 800677069 is about 928.5795825342.

The spelling of 800677069 in words is "eight hundred million, six hundred seventy-seven thousand, sixty-nine".