808940196 has 72 divisors (see below), whose sum is σ = 2137078944. Its totient is φ = 267546240.

The previous prime is 808940183. The next prime is 808940207. The reversal of 808940196 is 691049808.

808940196 is a `hidden beast` number, since 80 + 89 + 401 + 96 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124156 + ... + 130508.

It is an arithmetic number, because the mean of its divisors is an integer number (29681652).

Almost surely, 2^808940196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 808940196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1068539472).

808940196 is an abundant number, since it is smaller than the sum of its proper divisors (1328138748).

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

808940196 is a wasteful number, since it uses less digits than its factorization.

808940196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6503 (or 6489 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 808940196 is about 28441.8739888918. The cubic root of 808940196 is about 931.7630240459.

The spelling of 808940196 in words is "eight hundred eight million, nine hundred forty thousand, one hundred ninety-six".