441906 has 8 divisors (see below), whose sum is σ = 883824. Its totient is φ = 147300.

The previous prime is 441887. The next prime is 441907. The reversal of 441906 is 609144.

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

441906 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (441907) by changing a digit.

441906 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36820 + ... + 36831.

It is an arithmetic number, because the mean of its divisors is an integer number (110478).

2⁴⁴¹⁹⁰⁶ is an apocalyptic number.

441906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441906 is a wasteful number, since it uses less digits than its factorization.

441906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73656.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 441906 is about 664.7601071063. The cubic root of 441906 is about 76.1687156730.

The spelling of 441906 in words is "four hundred forty-one thousand, nine hundred six".