383604 has 24 divisors (see below), whose sum is σ = 964320. Its totient is φ = 117984.

The previous prime is 383587. The next prime is 383609. The reversal of 383604 is 406383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383609) 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, 1074 + ... + 1385.

It is an arithmetic number, because the mean of its divisors is an integer number (40180).

2³⁸³⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

383604 is an abundant number, since it is smaller than the sum of its proper divisors (580716).

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

383604 is a wasteful number, since it uses less digits than its factorization.

383604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2479 (or 2477 counting only the distinct ones).

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

The square root of 383604 is about 619.3577318481. The cubic root of 383604 is about 72.6598297115.

Adding to 383604 its reverse (406383), we get a palindrome (789987).

The spelling of 383604 in words is "three hundred eighty-three thousand, six hundred four".