655300 has 18 divisors (see below), whose sum is σ = 1422218. Its totient is φ = 262080.

The previous prime is 655289. The next prime is 655301. The reversal of 655300 is 3556.

It can be written as a sum of positive squares in 3 ways, for example, as 18496 + 636804 = 136^2 + 798^2 .

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (655301) by changing a digit.

655300 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3177 + ... + 3376.

2⁶⁵⁵³⁰⁰ is an apocalyptic number.

It is an amenable number.

655300 is an abundant number, since it is smaller than the sum of its proper divisors (766918).

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

655300 is a wasteful number, since it uses less digits than its factorization.

655300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6567 (or 6560 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 655300 is about 809.5060222135. The cubic root of 655300 is about 86.8587128517.

Adding to 655300 its reverse (3556), we get a palindrome (658856).

The spelling of 655300 in words is "six hundred fifty-five thousand, three hundred".