994992 has 40 divisors (see below), whose sum is σ = 2708160. Its totient is φ = 313920.

The previous prime is 994991. The next prime is 994997. The reversal of 994992 is 299499.

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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367 + ... + 1457.

It is an arithmetic number, because the mean of its divisors is an integer number (67704).

2⁹⁹⁴⁹⁹² 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 994992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1354080).

994992 is an abundant number, since it is smaller than the sum of its proper divisors (1713168).

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

994992 is a wasteful number, since it uses less digits than its factorization.

994992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121 (or 1115 counting only the distinct ones).

The product of its digits is 52488, while the sum is 42.

The square root of 994992 is about 997.4928571173. The cubic root of 994992 is about 99.8327872214.

The spelling of 994992 in words is "nine hundred ninety-four thousand, nine hundred ninety-two".