383992 has 16 divisors (see below), whose sum is σ = 822960. Its totient is φ = 164544.

The previous prime is 383987. The next prime is 384001. The reversal of 383992 is 299383.

It is a congruent number.

It is an unprimeable number.

383992 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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3373 + ... + 3484.

It is an arithmetic number, because the mean of its divisors is an integer number (51435).

2³⁸³⁹⁹² is an apocalyptic number.

It is an amenable number.

383992 is an abundant number, since it is smaller than the sum of its proper divisors (438968).

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

383992 is a wasteful number, since it uses less digits than its factorization.

383992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6870 (or 6866 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 383992 is about 619.6708803873. The cubic root of 383992 is about 72.6843189541.

The spelling of 383992 in words is "three hundred eighty-three thousand, nine hundred ninety-two".