994004 has 48 divisors (see below), whose sum is σ = 2116800. Its totient is φ = 403200.

The previous prime is 993997. The next prime is 994013. The reversal of 994004 is 400499.

It is a congruent number.

It is an unprimeable number.

994004 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 15 ways as a sum of consecutive naturals, for example, 24224 + ... + 24264.

It is an arithmetic number, because the mean of its divisors is an integer number (44100).

2⁹⁹⁴⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

994004 is an abundant number, since it is smaller than the sum of its proper divisors (1122796).

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

994004 is a wasteful number, since it uses less digits than its factorization.

994004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 994004 is about 996.9974924743. The cubic root of 994004 is about 99.7997325305.

Subtracting from 994004 its reverse (400499), we obtain a triangular number (593505 = T₁₀₈₉).

The spelling of 994004 in words is "nine hundred ninety-four thousand, four".