442326 has 8 divisors (see below), whose sum is σ = 884664. Its totient is φ = 147440.

The previous prime is 442319. The next prime is 442327. The reversal of 442326 is 623244.

It is a sphenic number, since it is the product of 3 distinct primes.

442326 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36855 + ... + 36866.

It is an arithmetic number, because the mean of its divisors is an integer number (110583).

2⁴⁴²³²⁶ is an apocalyptic number.

442326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442326 is a wasteful number, since it uses less digits than its factorization.

442326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73726.

The product of its digits is 1152, while the sum is 21.

The square root of 442326 is about 665.0759355141. The cubic root of 442326 is about 76.1928390016.

The spelling of 442326 in words is "four hundred forty-two thousand, three hundred twenty-six".