383406 has 8 divisors (see below), whose sum is σ = 766824. Its totient is φ = 127800.

The previous prime is 383399. The next prime is 383417. The reversal of 383406 is 604383.

383406 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.

383406 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31945 + ... + 31956.

It is an arithmetic number, because the mean of its divisors is an integer number (95853).

2³⁸³⁴⁰⁶ is an apocalyptic number.

383406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

383406 is a wasteful number, since it uses less digits than its factorization.

383406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63906.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 383406 is about 619.1978682134. The cubic root of 383406 is about 72.6473262598.

Adding to 383406 its reverse (604383), we get a palindrome (987789).

The spelling of 383406 in words is "three hundred eighty-three thousand, four hundred six".