442076 has 24 divisors (see below), whose sum is σ = 829920. Its totient is φ = 205632.

The previous prime is 442069. The next prime is 442097. The reversal of 442076 is 670244.

442076 is nontrivially palindromic in base 5.

It is a congruent number.

It is an unprimeable number.

442076 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 in 7 ways as a sum of consecutive naturals, for example, 4241 + ... + 4343.

It is an arithmetic number, because the mean of its divisors is an integer number (34580).

2⁴⁴²⁰⁷⁶ is an apocalyptic number.

It is an amenable number.

442076 is a deficient number, since it is larger than the sum of its proper divisors (387844).

442076 is a wasteful number, since it uses less digits than its factorization.

442076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 442076 is about 664.8879604866. The cubic root of 442076 is about 76.1784817180.

The spelling of 442076 in words is "four hundred forty-two thousand, seventy-six".