800479 has 4 divisors (see below), whose sum is σ = 847584. Its totient is φ = 753376.

The previous prime is 800477. The next prime is 800483. The reversal of 800479 is 974008.

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

It is a cyclic number.

It is not a de Polignac number, because 800479 - 2¹ = 800477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23527 + ... + 23560.

It is an arithmetic number, because the mean of its divisors is an integer number (211896).

2⁸⁰⁰⁴⁷⁹ is an apocalyptic number.

800479 is a deficient number, since it is larger than the sum of its proper divisors (47105).

800479 is a wasteful number, since it uses less digits than its factorization.

800479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47104.

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

The square root of 800479 is about 894.6949200705. The cubic root of 800479 is about 92.8503006511.

The spelling of 800479 in words is "eight hundred thousand, four hundred seventy-nine".