994980 has 96 divisors (see below), whose sum is σ = 3354624. Its totient is φ = 215424.

The previous prime is 994963. The next prime is 994991. The reversal of 994980 is 89499.

It is an unprimeable 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 31 ways as a sum of consecutive naturals, for example, 9609 + ... + 9711.

It is an arithmetic number, because the mean of its divisors is an integer number (34944).

2⁹⁹⁴⁹⁸⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 994980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1677312).

994980 is an abundant number, since it is smaller than the sum of its proper divisors (2359644).

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

994980 is a wasteful number, since it uses less digits than its factorization.

994980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 994980 is about 997.4868420185. The cubic root of 994980 is about 99.8323858787.

The spelling of 994980 in words is "nine hundred ninety-four thousand, nine hundred eighty".