442337 has 8 divisors (see below), whose sum is σ = 523200. Its totient is φ = 365904.

The previous prime is 442333. The next prime is 442363. The reversal of 442337 is 733244.

It is a happy number.

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

It is not a de Polignac number, because 442337 - 2² = 442333 is a prime.

It is a d-powerful number, because it can be written as 4 + 4⁹ + 3⁷ + 2⁹ + 3¹¹ + 7³ .

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 442337.

It is not an unprimeable number, because it can be changed into a prime (442333) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 887 + ... + 1292.

It is an arithmetic number, because the mean of its divisors is an integer number (65400).

2⁴⁴²³³⁷ is an apocalyptic number.

It is an amenable number.

442337 is a deficient number, since it is larger than the sum of its proper divisors (80863).

442337 is a wasteful number, since it uses less digits than its factorization.

442337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215.

The product of its digits is 2016, while the sum is 23.

The square root of 442337 is about 665.0842051951. The cubic root of 442337 is about 76.1934705978.

The spelling of 442337 in words is "four hundred forty-two thousand, three hundred thirty-seven".