800463 has 4 divisors (see below), whose sum is σ = 1067288. Its totient is φ = 533640.

The previous prime is 800447. The next prime is 800473. The reversal of 800463 is 364008.

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

It is not a de Polignac number, because 800463 - 2⁴ = 800447 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 800463.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133408 + ... + 133413.

It is an arithmetic number, because the mean of its divisors is an integer number (266822).

2⁸⁰⁰⁴⁶³ is an apocalyptic number.

800463 is a deficient number, since it is larger than the sum of its proper divisors (266825).

800463 is a wasteful number, since it uses less digits than its factorization.

800463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266824.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 800463 is about 894.6859784304. The cubic root of 800463 is about 92.8496820154.

The spelling of 800463 in words is "eight hundred thousand, four hundred sixty-three".