382866 has 16 divisors (see below), whose sum is σ = 835488. Its totient is φ = 116000.

The previous prime is 382861. The next prime is 382867. The reversal of 382866 is 668283.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 2835 + ... + 2966.

It is an arithmetic number, because the mean of its divisors is an integer number (52218).

2³⁸²⁸⁶⁶ is an apocalyptic number.

382866 is an abundant number, since it is smaller than the sum of its proper divisors (452622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

382866 is a wasteful number, since it uses less digits than its factorization.

382866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5817.

The product of its digits is 13824, while the sum is 33.

The square root of 382866 is about 618.7616665567. The cubic root of 382866 is about 72.6132040430.

The spelling of 382866 in words is "three hundred eighty-two thousand, eight hundred sixty-six".