809150 has 12 divisors (see below), whose sum is σ = 1505112. Its totient is φ = 323640.

The previous prime is 809147. The next prime is 809173. The reversal of 809150 is 51908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8042 + ... + 8141.

It is an arithmetic number, because the mean of its divisors is an integer number (125426).

2⁸⁰⁹¹⁵⁰ is an apocalyptic number.

809150 is a deficient number, since it is larger than the sum of its proper divisors (695962).

809150 is a wasteful number, since it uses less digits than its factorization.

809150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16195 (or 16190 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 809150 is about 899.5276538273. The cubic root of 809150 is about 93.1843570054.

It can be divided in two parts, 8091 and 50, that multiplied together give a triangular number (404550 = T₈₉₉).

The spelling of 809150 in words is "eight hundred nine thousand, one hundred fifty".