809090496 has 42 divisors (see below), whose sum is σ = 2319113472. Its totient is φ = 269696640.

The previous prime is 809090479. The next prime is 809090501. The reversal of 809090496 is 694090908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 701760 + ... + 702911.

Almost surely, 2^809090496 is an apocalyptic number.

It is an amenable number.

809090496 is an abundant number, since it is smaller than the sum of its proper divisors (1510022976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

809090496 is a wasteful number, since it uses less digits than its factorization.

809090496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404689 (or 1404676 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 809090496 is about 28444.5160971320. The cubic root of 809090496 is about 931.8207272444.

The spelling of 809090496 in words is "eight hundred nine million, ninety thousand, four hundred ninety-six".