994278 has 8 divisors (see below), whose sum is σ = 1988568. Its totient is φ = 331424.

The previous prime is 994271. The next prime is 994297. The reversal of 994278 is 872499.

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

994278 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994271) 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, 82851 + ... + 82862.

It is an arithmetic number, because the mean of its divisors is an integer number (248571).

2⁹⁹⁴²⁷⁸ is an apocalyptic number.

994278 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.

994278 is a wasteful number, since it uses less digits than its factorization.

994278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165718.

The product of its digits is 36288, while the sum is 39.

The square root of 994278 is about 997.1348955884. The cubic root of 994278 is about 99.8089017137.

The spelling of 994278 in words is "nine hundred ninety-four thousand, two hundred seventy-eight".