994320000 has 240 divisors, whose sum is σ = 3578018730. Its totient is φ = 264960000.

The previous prime is 994319993. The next prime is 994320007. The reversal of 994320000 is 23499.

It is an interprime number because it is at equal distance from previous prime (994319993) and next prime (994320007).

It can be written as a sum of positive squares in 5 ways, for example, as 7354944 + 986965056 = 2712^2 + 31416^2 .

It is a tau number, because it is divible by the number of its divisors (240).

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (994320007) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 719310 + ... + 720690.

Almost surely, 2^994320000 is an apocalyptic number.

994320000 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 994320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1789009365).

994320000 is an abundant number, since it is smaller than the sum of its proper divisors (2583698730).

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

994320000 is a wasteful number, since it uses less digits than its factorization.

994320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421 (or 1391 counting only the distinct ones).

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

The square root of 994320000 is about 31532.8400243302. The cubic root of 994320000 is about 998.1030706008.

Adding to 994320000 its reverse (23499), we get a palindrome (994343499).

The spelling of 994320000 in words is "nine hundred ninety-four million, three hundred twenty thousand".