268504 has 8 divisors (see below), whose sum is σ = 503460. Its totient is φ = 134248.

The previous prime is 268501. The next prime is 268507. The reversal of 268504 is 405862.

It is an interprime number because it is at equal distance from previous prime (268501) and next prime (268507).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16774 + ... + 16789.

2²⁶⁸⁵⁰⁴ is an apocalyptic number.

It is an amenable number.

268504 is a deficient number, since it is larger than the sum of its proper divisors (234956).

268504 is a wasteful number, since it uses less digits than its factorization.

268504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33569 (or 33565 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 268504 is about 518.1737160451. The cubic root of 268504 is about 64.5134479101.

The spelling of 268504 in words is "two hundred sixty-eight thousand, five hundred four".