809850092 has 24 divisors (see below), whose sum is σ = 1426186944. Its totient is φ = 402377472.

The previous prime is 809850077. The next prime is 809850103. The reversal of 809850092 is 290058908.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493898 + ... + 495534.

It is an arithmetic number, because the mean of its divisors is an integer number (59424456).

Almost surely, 2^809850092 is an apocalyptic number.

It is an amenable number.

809850092 is a deficient number, since it is larger than the sum of its proper divisors (616336852).

809850092 is a wasteful number, since it uses less digits than its factorization.

809850092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345 (or 2343 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 809850092 is about 28457.8652045441. The cubic root of 809850092 is about 932.1122421875.

The spelling of 809850092 in words is "eight hundred nine million, eight hundred fifty thousand, ninety-two".