994443 has 8 divisors (see below), whose sum is σ = 1333056. Its totient is φ = 659400.

The previous prime is 994417. The next prime is 994447. The reversal of 994443 is 344499.

It is a happy number.

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

It is not a de Polignac number, because 994443 - 2¹⁸ = 732299 is a prime.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (994447) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 153 + ... + 1418.

It is an arithmetic number, because the mean of its divisors is an integer number (166632).

2⁹⁹⁴⁴⁴³ is an apocalyptic number.

994443 is a deficient number, since it is larger than the sum of its proper divisors (338613).

994443 is a wasteful number, since it uses less digits than its factorization.

994443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785.

The product of its digits is 15552, while the sum is 33.

The square root of 994443 is about 997.2176292064. The cubic root of 994443 is about 99.8144224896.

The spelling of 994443 in words is "nine hundred ninety-four thousand, four hundred forty-three".