442246 has 16 divisors (see below), whose sum is σ = 783360. Its totient is φ = 183240.

The previous prime is 442243. The next prime is 442271. The reversal of 442246 is 642244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442243) 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, 76 + ... + 943.

It is an arithmetic number, because the mean of its divisors is an integer number (48960).

2⁴⁴²²⁴⁶ is an apocalyptic number.

442246 is a deficient number, since it is larger than the sum of its proper divisors (341114).

442246 is a wasteful number, since it uses less digits than its factorization.

442246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059.

The product of its digits is 1536, while the sum is 22.

The square root of 442246 is about 665.0157892862. The cubic root of 442246 is about 76.1882452596.

The spelling of 442246 in words is "four hundred forty-two thousand, two hundred forty-six".