382865 has 8 divisors (see below), whose sum is σ = 525120. Its totient is φ = 262512.

The previous prime is 382861. The next prime is 382867. The reversal of 382865 is 568283.

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

It is a cyclic number.

It is not a de Polignac number, because 382865 - 2² = 382861 is a prime.

It is not an unprimeable number, because it can be changed into a prime (382861) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5435 + ... + 5504.

It is an arithmetic number, because the mean of its divisors is an integer number (65640).

2³⁸²⁸⁶⁵ is an apocalyptic number.

382865 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

382865 is a deficient number, since it is larger than the sum of its proper divisors (142255).

382865 is a wasteful number, since it uses less digits than its factorization.

382865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10951.

The product of its digits is 11520, while the sum is 32.

The square root of 382865 is about 618.7608584906. The cubic root of 382865 is about 72.6131408240.

The spelling of 382865 in words is "three hundred eighty-two thousand, eight hundred sixty-five".