268444 has 12 divisors (see below), whose sum is σ = 512568. Its totient is φ = 122000.

The previous prime is 268439. The next prime is 268459. The reversal of 268444 is 444862.

It is a super-2 number, since 2×268444² = 144124362272, which contains 22 as substring.

268444 is a modest number, since divided by 444 gives 268 as remainder.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3007 + ... + 3094.

It is an arithmetic number, because the mean of its divisors is an integer number (42714).

2²⁶⁸⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

268444 is a deficient number, since it is larger than the sum of its proper divisors (244124).

268444 is a wasteful number, since it uses less digits than its factorization.

268444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6116 (or 6114 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

The square root of 268444 is about 518.1158171683. The cubic root of 268444 is about 64.5086421527.

The spelling of 268444 in words is "two hundred sixty-eight thousand, four hundred forty-four".