442268 has 6 divisors (see below), whose sum is σ = 773976. Its totient is φ = 221132.

The previous prime is 442243. The next prime is 442271. The reversal of 442268 is 862244.

442268 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 55280 + ... + 55287.

It is an arithmetic number, because the mean of its divisors is an integer number (128996).

2⁴⁴²²⁶⁸ is an apocalyptic number.

It is an amenable number.

442268 is a deficient number, since it is larger than the sum of its proper divisors (331708).

442268 is a wasteful number, since it uses less digits than its factorization.

442268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110571 (or 110569 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 442268 is about 665.0323300412. The cubic root of 442268 is about 76.1895085939.

The spelling of 442268 in words is "four hundred forty-two thousand, two hundred sixty-eight".