994439 has 8 divisors (see below), whose sum is σ = 1049760. Its totient is φ = 940576.

The previous prime is 994417. The next prime is 994447. The reversal of 994439 is 934499.

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

It is a cyclic number.

It is not a de Polignac number, because 994439 - 2⁸ = 994183 is a prime.

It is a Duffinian number.

Its product of digits (34992) is a multiple of the sum of its prime divisors (729).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994489) 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, 1214 + ... + 1860.

It is an arithmetic number, because the mean of its divisors is an integer number (131220).

2⁹⁹⁴⁴³⁹ is an apocalyptic number.

994439 is a deficient number, since it is larger than the sum of its proper divisors (55321).

994439 is a wasteful number, since it uses less digits than its factorization.

994439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729.

The product of its digits is 34992, while the sum is 38.

The square root of 994439 is about 997.2156236241. The cubic root of 994439 is about 99.8142886598.

The spelling of 994439 in words is "nine hundred ninety-four thousand, four hundred thirty-nine".