809316382 has 32 divisors (see below), whose sum is σ = 1470847680. Its totient is φ = 326039040.

The previous prime is 809316371. The next prime is 809316407. The reversal of 809316382 is 283613908.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 252832 + ... + 256012.

It is an arithmetic number, because the mean of its divisors is an integer number (45963990).

Almost surely, 2^809316382 is an apocalyptic number.

809316382 is a deficient number, since it is larger than the sum of its proper divisors (661531298).

809316382 is a wasteful number, since it uses less digits than its factorization.

809316382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4276.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 809316382 is about 28448.4864623762. The cubic root of 809316382 is about 931.9074359924.

The spelling of 809316382 in words is "eight hundred nine million, three hundred sixteen thousand, three hundred eighty-two".