442672 has 20 divisors (see below), whose sum is σ = 871720. Its totient is φ = 217728.

The previous prime is 442633. The next prime is 442691. The reversal of 442672 is 276244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979 + ... + 1357.

It is an arithmetic number, because the mean of its divisors is an integer number (43586).

2⁴⁴²⁶⁷² is an apocalyptic number.

It is an amenable number.

442672 is a deficient number, since it is larger than the sum of its proper divisors (429048).

442672 is a wasteful number, since it uses less digits than its factorization.

442672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460 (or 454 counting only the distinct ones).

The product of its digits is 2688, while the sum is 25.

The square root of 442672 is about 665.3360053387. The cubic root of 442672 is about 76.2127005603.

The spelling of 442672 in words is "four hundred forty-two thousand, six hundred seventy-two".