994578 has 32 divisors (see below), whose sum is σ = 2201472. Its totient is φ = 297600.

The previous prime is 994571. The next prime is 994579. The reversal of 994578 is 875499.

994578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3043 + ... + 3353.

It is an arithmetic number, because the mean of its divisors is an integer number (68796).

2⁹⁹⁴⁵⁷⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 994578, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1100736).

994578 is an abundant number, since it is smaller than the sum of its proper divisors (1206894).

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

994578 is a wasteful number, since it uses less digits than its factorization.

994578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370.

The product of its digits is 90720, while the sum is 42.

The square root of 994578 is about 997.2853152433. The cubic root of 994578 is about 99.8189390338.

The spelling of 994578 in words is "nine hundred ninety-four thousand, five hundred seventy-eight".