865920327 has 8 divisors (see below), whose sum is σ = 1158670320. Its totient is φ = 575225280.

The previous prime is 865920317. The next prime is 865920371. The reversal of 865920327 is 723029568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 865920327 - 2⁴ = 865920311 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865920317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512752 + ... + 514437.

It is an arithmetic number, because the mean of its divisors is an integer number (144833790).

Almost surely, 2^865920327 is an apocalyptic number.

865920327 is a deficient number, since it is larger than the sum of its proper divisors (292749993).

865920327 is a wasteful number, since it uses less digits than its factorization.

865920327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027473.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 865920327 is about 29426.5242086115. The cubic root of 865920327 is about 953.1457407824.

The spelling of 865920327 in words is "eight hundred sixty-five million, nine hundred twenty thousand, three hundred twenty-seven".