810473 has 2 divisors, whose sum is σ = 810474. Its totient is φ = 810472.

The previous prime is 810457. The next prime is 810487. The reversal of 810473 is 374018.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 652864 + 157609 = 808^2 + 397^2 .

It is a cyclic number.

It is not a de Polignac number, because 810473 - 2⁴ = 810457 is a prime.

It is not a weakly prime, because it can be changed into another prime (810443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405236 + 405237.

It is an arithmetic number, because the mean of its divisors is an integer number (405237).

2⁸¹⁰⁴⁷³ is an apocalyptic number.

It is an amenable number.

810473 is a deficient number, since it is larger than the sum of its proper divisors (1).

810473 is an equidigital number, since it uses as much as digits as its factorization.

810473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 810473 is about 900.2627394267. The cubic root of 810473 is about 93.2351163513.

The spelling of 810473 in words is "eight hundred ten thousand, four hundred seventy-three".