800222365 has 4 divisors (see below), whose sum is σ = 960266844. Its totient is φ = 640177888.

The previous prime is 800222359. The next prime is 800222377. The reversal of 800222365 is 563222008.

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 497914596 + 302307769 = 22314^2 + 17387^2 .

It is a cyclic number.

It is not a de Polignac number, because 800222365 - 2⁵ = 800222333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80022232 + ... + 80022241.

It is an arithmetic number, because the mean of its divisors is an integer number (240066711).

Almost surely, 2^800222365 is an apocalyptic number.

It is an amenable number.

800222365 is a deficient number, since it is larger than the sum of its proper divisors (160044479).

800222365 is a wasteful number, since it uses less digits than its factorization.

800222365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160044478.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 800222365 is about 28288.2018693306. The cubic root of 800222365 is about 928.4037693298.

The spelling of 800222365 in words is "eight hundred million, two hundred twenty-two thousand, three hundred sixty-five".