994725216 has 144 divisors (see below), whose sum is σ = 3019043664. Its totient is φ = 309583872.

The previous prime is 994725209. The next prime is 994725217. The reversal of 994725216 is 612527499.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994725217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 670011 + ... + 671493.

It is an arithmetic number, because the mean of its divisors is an integer number (20965581).

Almost surely, 2^994725216 is an apocalyptic number.

994725216 is a gapful number since it is divisible by the number (96) 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 994725216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1509521832).

994725216 is an abundant number, since it is smaller than the sum of its proper divisors (2024318448).

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

994725216 is a wasteful number, since it uses less digits than its factorization.

994725216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653 (or 1642 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 994725216 is about 31539.2646711999. The cubic root of 994725216 is about 998.2386380924.

The spelling of 994725216 in words is "nine hundred ninety-four million, seven hundred twenty-five thousand, two hundred sixteen".