994172256 has 288 divisors, whose sum is σ = 3562610688. Its totient is φ = 255467520.

The previous prime is 994172227. The next prime is 994172273. The reversal of 994172256 is 652271499.

994172256 is a `hidden beast` number, since 9 + 9 + 417 + 225 + 6 = 666.

994172256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2816176 + ... + 2816528.

It is an arithmetic number, because the mean of its divisors is an integer number (12370176).

Almost surely, 2^994172256 is an apocalyptic number.

994172256 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 994172256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1781305344).

994172256 is an abundant number, since it is smaller than the sum of its proper divisors (2568438432).

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

994172256 is a wasteful number, since it uses less digits than its factorization.

994172256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 503 counting only the distinct ones).

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

The square root of 994172256 is about 31530.4972368023. The cubic root of 994172256 is about 998.0536327791.

The spelling of 994172256 in words is "nine hundred ninety-four million, one hundred seventy-two thousand, two hundred fifty-six".