800173223 has 2 divisors, whose sum is σ = 800173224. Its totient is φ = 800173222.

The previous prime is 800173219. The next prime is 800173237. The reversal of 800173223 is 322371008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 800173223 - 2² = 800173219 is a prime.

It is a super-4 number, since 4×800173223⁴ (a number of 37 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 800173192 and 800173201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800173523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400086611 + 400086612.

It is an arithmetic number, because the mean of its divisors is an integer number (400086612).

Almost surely, 2^800173223 is an apocalyptic number.

800173223 is a deficient number, since it is larger than the sum of its proper divisors (1).

800173223 is an equidigital number, since it uses as much as digits as its factorization.

800173223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 800173223 is about 28287.3332606663. Note that the first 3 decimals coincide. The cubic root of 800173223 is about 928.3847643824.

The spelling of 800173223 in words is "eight hundred million, one hundred seventy-three thousand, two hundred twenty-three".