809354196 has 36 divisors (see below), whose sum is σ = 2338135072. Its totient is φ = 231243984.

The previous prime is 809354123. The next prime is 809354201. The reversal of 809354196 is 691453908.

It is a happy number.

809354196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1605610 + ... + 1606113.

Almost surely, 2^809354196 is an apocalyptic number.

It is an amenable number.

809354196 is an abundant number, since it is smaller than the sum of its proper divisors (1528780876).

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

809354196 is a wasteful number, since it uses less digits than its factorization.

809354196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211740 (or 3211735 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 809354196 is about 28449.1510593902. The cubic root of 809354196 is about 931.9219497227.

The spelling of 809354196 in words is "eight hundred nine million, three hundred fifty-four thousand, one hundred ninety-six".