604395 has 48 divisors (see below), whose sum is σ = 1212960. Its totient is φ = 285120.

The previous prime is 604379. The next prime is 604397. The reversal of 604395 is 593406.

It is a happy number.

It is not a de Polignac number, because 604395 - 2⁴ = 604379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (604397) 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 47 ways as a sum of consecutive naturals, for example, 16317 + ... + 16353.

It is an arithmetic number, because the mean of its divisors is an integer number (25270).

2⁶⁰⁴³⁹⁵ is an apocalyptic number.

604395 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.

604395 is a wasteful number, since it uses less digits than its factorization.

604395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 604395 is about 777.4284532997. The cubic root of 604395 is about 84.5487038766.

It can be divided in two parts, 604 and 395, that added together give a palindrome (999).

The spelling of 604395 in words is "six hundred four thousand, three hundred ninety-five".