994998 has 8 divisors (see below), whose sum is σ = 1990008. Its totient is φ = 331664.

The previous prime is 994997. The next prime is 995009. The reversal of 994998 is 899499.

It is a happy number.

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

994998 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 994998.

It is not an unprimeable number, because it can be changed into a prime (994991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82911 + ... + 82922.

It is an arithmetic number, because the mean of its divisors is an integer number (248751).

2⁹⁹⁴⁹⁹⁸ is an apocalyptic number.

994998 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.

994998 is a wasteful number, since it uses less digits than its factorization.

994998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165838.

The product of its digits is 209952, while the sum is 48.

The square root of 994998 is about 997.4958646531. The cubic root of 994998 is about 99.8329878915.

The spelling of 994998 in words is "nine hundred ninety-four thousand, nine hundred ninety-eight".