200604 has 24 divisors (see below), whose sum is σ = 476560. Its totient is φ = 65664.

The previous prime is 200597. The next prime is 200609. The reversal of 200604 is 406002.

200604 = 12² + 13² + ... + 84².

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nialpdrome in base 12.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 200604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200609) by changing a digit.

200604 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762 + ... + 990.

2²⁰⁰⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

200604 is an abundant number, since it is smaller than the sum of its proper divisors (275956).

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

200604 is a wasteful number, since it uses less digits than its factorization.

200604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200604 is about 447.8883789517. Note that the first 3 decimals coincide. The cubic root of 200604 is about 58.5391658246.

Adding to 200604 its reverse (406002), we get a palindrome (606606).

The spelling of 200604 in words is "two hundred thousand, six hundred four".