442126 has 16 divisors (see below), whose sum is σ = 698544. Its totient is φ = 209664.

The previous prime is 442121. The next prime is 442139. The reversal of 442126 is 621244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4510 + ... + 4606.

It is an arithmetic number, because the mean of its divisors is an integer number (43659).

2⁴⁴²¹²⁶ is an apocalyptic number.

442126 is a deficient number, since it is larger than the sum of its proper divisors (256418).

442126 is a wasteful number, since it uses less digits than its factorization.

442126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195.

The product of its digits is 384, while the sum is 19.

The square root of 442126 is about 664.9255597433. The cubic root of 442126 is about 76.1813536077.

The spelling of 442126 in words is "four hundred forty-two thousand, one hundred twenty-six".