443946 has 16 divisors (see below), whose sum is σ = 926784. Its totient is φ = 141504.

The previous prime is 443941. The next prime is 443953. The reversal of 443946 is 649344.

It is not an unprimeable number, because it can be changed into a prime (443941) by changing a digit.

443946 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471 + ... + 1746.

It is an arithmetic number, because the mean of its divisors is an integer number (57924).

2⁴⁴³⁹⁴⁶ is an apocalyptic number.

443946 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

443946 is an abundant number, since it is smaller than the sum of its proper divisors (482838).

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

443946 is a wasteful number, since it uses less digits than its factorization.

443946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245.

The product of its digits is 10368, while the sum is 30.

The square root of 443946 is about 666.2927284610. The cubic root of 443946 is about 76.2857433425.

The spelling of 443946 in words is "four hundred forty-three thousand, nine hundred forty-six".