654204 has 12 divisors (see below), whose sum is σ = 1526504. Its totient is φ = 218064.

The previous prime is 654191. The next prime is 654209. The reversal of 654204 is 402456.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 654204.

It is not an unprimeable number, because it can be changed into a prime (654209) 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, 27247 + ... + 27270.

2⁶⁵⁴²⁰⁴ is an apocalyptic number.

It is an amenable number.

654204 is an abundant number, since it is smaller than the sum of its proper divisors (872300).

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

654204 is a wasteful number, since it uses less digits than its factorization.

654204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54524 (or 54522 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 654204 is about 808.8287828706. The cubic root of 654204 is about 86.8102616224.

It can be divided in two parts, 654 and 204, that added together give a palindrome (858).

The spelling of 654204 in words is "six hundred fifty-four thousand, two hundred four".