994581200 has 60 divisors (see below), whose sum is σ = 2422285068. Its totient is φ = 392371200.

The previous prime is 994581197. The next prime is 994581233. The reversal of 994581200 is 2185499.

It can be written as a sum of positive squares in 6 ways, for example, as 225961024 + 768620176 = 15032^2 + 27724^2 .

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 12170 + ... + 46230.

Almost surely, 2^994581200 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 994581200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1211142534).

994581200 is an abundant number, since it is smaller than the sum of its proper divisors (1427703868).

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

994581200 is a wasteful number, since it uses less digits than its factorization.

994581200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34152 (or 34141 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 994581200 is about 31536.9814662088. The cubic root of 994581200 is about 998.1904608766.

The spelling of 994581200 in words is "nine hundred ninety-four million, five hundred eighty-one thousand, two hundred".