994320 has 60 divisors (see below), whose sum is σ = 3341676. Its totient is φ = 264960.

The previous prime is 994319. The next prime is 994321. The reversal of 994320 is 23499.

It is an interprime number because it is at equal distance from previous prime (994319) and next prime (994321).

It can be written as a sum of positive squares in 2 ways, for example, as 404496 + 589824 = 636^2 + 768^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (994321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30 + ... + 1410.

2⁹⁹⁴³²⁰ is an apocalyptic number.

994320 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 994320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670838).

994320 is an abundant number, since it is smaller than the sum of its proper divisors (2347356).

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

994320 is a wasteful number, since it uses less digits than its factorization.

994320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400 (or 1391 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 994320 is about 997.1559557060. The cubic root of 994320 is about 99.8103070601.

The spelling of 994320 in words is "nine hundred ninety-four thousand, three hundred twenty".