268304 has 20 divisors (see below), whose sum is σ = 533820. Its totient is φ = 130560.

The previous prime is 268297. The next prime is 268343. The reversal of 268304 is 403862.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 123904 + 144400 = 352^2 + 380^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 268304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452 + ... + 860.

It is an arithmetic number, because the mean of its divisors is an integer number (26691).

2²⁶⁸³⁰⁴ is an apocalyptic number.

It is an amenable number.

268304 is a deficient number, since it is larger than the sum of its proper divisors (265516).

268304 is a wasteful number, since it uses less digits than its factorization.

268304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 268304 is about 517.9806946209. The cubic root of 268304 is about 64.4974259334.

The spelling of 268304 in words is "two hundred sixty-eight thousand, three hundred four".