442106 has 16 divisors (see below), whose sum is σ = 791424. Its totient is φ = 181104.

The previous prime is 442097. The next prime is 442109. The reversal of 442106 is 601244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442109) 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, 365 + ... + 1008.

It is an arithmetic number, because the mean of its divisors is an integer number (49464).

2⁴⁴²¹⁰⁶ is an apocalyptic number.

442106 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

442106 is a deficient number, since it is larger than the sum of its proper divisors (349318).

442106 is a wasteful number, since it uses less digits than its factorization.

442106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 442106 is about 664.9105202958. The cubic root of 442106 is about 76.1802048778.

The spelling of 442106 in words is "four hundred forty-two thousand, one hundred six".