994008 has 32 divisors (see below), whose sum is σ = 2520000. Its totient is φ = 326688.

The previous prime is 993997. The next prime is 994013. The reversal of 994008 is 800499.

It is a Cunningham number, because it is equal to 997²-1.

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 994008.

It is an unprimeable number.

994008 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 7 ways as a sum of consecutive naturals, for example, 1743 + ... + 2241.

It is an arithmetic number, because the mean of its divisors is an integer number (78750).

2⁹⁹⁴⁰⁰⁸ is an apocalyptic number.

It is an amenable number.

994008 is an abundant number, since it is smaller than the sum of its proper divisors (1525992).

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

994008 is a wasteful number, since it uses less digits than its factorization.

994008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 587 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 994008 is about 996.9994984954. Note that the first 3 decimals coincide. The cubic root of 994008 is about 99.7998663993.

The spelling of 994008 in words is "nine hundred ninety-four thousand, eight".