408604 has 12 divisors (see below), whose sum is σ = 817264. Its totient is φ = 175104.

The previous prime is 408563. The next prime is 408607. The reversal of 408604 is 406804.

408604 is an admirable number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7269 + ... + 7324.

2⁴⁰⁸⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

408604 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.

408604 is a wasteful number, since it uses less digits than its factorization.

408604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14604 (or 14602 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 408604 is about 639.2214013939. The cubic root of 408604 is about 74.2051768752.

The spelling of 408604 in words is "four hundred eight thousand, six hundred four".