382406 has 8 divisors (see below), whose sum is σ = 581904. Its totient is φ = 188440.

The previous prime is 382391. The next prime is 382427. The reversal of 382406 is 604283.

It is a happy number.

382406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

382406 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 3 ways as a sum of consecutive naturals, for example, 1205 + ... + 1488.

It is an arithmetic number, because the mean of its divisors is an integer number (72738).

2³⁸²⁴⁰⁶ is an apocalyptic number.

382406 is a deficient number, since it is larger than the sum of its proper divisors (199498).

382406 is a wasteful number, since it uses less digits than its factorization.

382406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 382406 is about 618.3898446773. The cubic root of 382406 is about 72.5841116539.

Adding to 382406 its reverse (604283), we get a palindrome (986689).

The spelling of 382406 in words is "three hundred eighty-two thousand, four hundred six".