655304 has 16 divisors (see below), whose sum is σ = 1323420. Its totient is φ = 302400.

The previous prime is 655301. The next prime is 655331. The reversal of 655304 is 403556.

It can be written as a sum of positive squares in 2 ways, for example, as 643204 + 12100 = 802^2 + 110^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 655304.

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

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 3 ways as a sum of consecutive naturals, for example, 3047 + ... + 3254.

2⁶⁵⁵³⁰⁴ is an apocalyptic number.

It is an amenable number.

655304 is an abundant number, since it is smaller than the sum of its proper divisors (668116).

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

655304 is a wasteful number, since it uses less digits than its factorization.

655304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6320 (or 6316 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 655304 is about 809.5084928523. The cubic root of 655304 is about 86.8588895820.

It can be divided in two parts, 655 and 304, that added together give a palindrome (959).

The spelling of 655304 in words is "six hundred fifty-five thousand, three hundred four".