806473 has 4 divisors (see below), whose sum is σ = 823680.
Its totient is φ = 789268.
The previous prime is 806467. The next prime is 806483. The reversal of 806473 is 374608.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-806473 is a prime.
It is a Duffinian number.
806473 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (806453) 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, 8533 + ... + 8626.
It is an arithmetic number, because the mean of its divisors is an integer number (205920).
2806473 is an apocalyptic number.
It is an amenable number.
806473 is a deficient number, since it is larger than the sum of its proper divisors (17207).
806473 is a wasteful number, since it uses less digits than its factorization.
806473 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17206.
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 806473 is about 898.0384178865.
The cubic root of 806473 is about 93.0814794468.
The spelling of 806473 in words is "eight hundred six thousand, four hundred seventy-three".