810496 has 20 divisors (see below), whose sum is σ = 1620432. Its totient is φ = 404992.

The previous prime is 810493. The next prime is 810503. The reversal of 810496 is 694018.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (810493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280 + ... + 1303.

2⁸¹⁰⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

810496 is a deficient number, since it is larger than the sum of its proper divisors (809936).

810496 is an equidigital number, since it uses as much as digits as its factorization.

810496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601 (or 1585 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 810496 is about 900.2755133847. The cubic root of 810496 is about 93.2359983002.

The spelling of 810496 in words is "eight hundred ten thousand, four hundred ninety-six".