800947 has 8 divisors (see below), whose sum is σ = 945152. Its totient is φ = 664200.

The previous prime is 800923. The next prime is 800953. The reversal of 800947 is 749008.

800947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-800947 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (800977) 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, 1629 + ... + 2062.

It is an arithmetic number, because the mean of its divisors is an integer number (118144).

2⁸⁰⁰⁹⁴⁷ is an apocalyptic number.

800947 is a deficient number, since it is larger than the sum of its proper divisors (144205).

800947 is a wasteful number, since it uses less digits than its factorization.

800947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 800947 is about 894.9564235202. The cubic root of 800947 is about 92.8683921001.

The spelling of 800947 in words is "eight hundred thousand, nine hundred forty-seven".