268672 has 16 divisors (see below), whose sum is σ = 535500. Its totient is φ = 134272.

The previous prime is 268661. The next prime is 268693. The reversal of 268672 is 276862.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 922 + ... + 1177.

2²⁶⁸⁶⁷² is an apocalyptic number.

It is an amenable number.

268672 is a deficient number, since it is larger than the sum of its proper divisors (266828).

268672 is an equidigital number, since it uses as much as digits as its factorization.

268672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113 (or 2101 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 268672 is about 518.3357984936. The cubic root of 268672 is about 64.5269002231.

The spelling of 268672 in words is "two hundred sixty-eight thousand, six hundred seventy-two".