800123217 has 8 divisors (see below), whose sum is σ = 1066970496. Its totient is φ = 533345712.

The previous prime is 800123201. The next prime is 800123227. The reversal of 800123217 is 712321008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 800123217 - 2⁴ = 800123201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (800123227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22168 + ... + 45734.

It is an arithmetic number, because the mean of its divisors is an integer number (133371312).

Almost surely, 2^800123217 is an apocalyptic number.

It is an amenable number.

800123217 is a deficient number, since it is larger than the sum of its proper divisors (266847279).

800123217 is a wasteful number, since it uses less digits than its factorization.

800123217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34887.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 800123217 is about 28286.4493530029. The cubic root of 800123217 is about 928.3654244968.

The spelling of 800123217 in words is "eight hundred million, one hundred twenty-three thousand, two hundred seventeen".