994373856 has 216 divisors, whose sum is σ = 3397028544. Its totient is φ = 274821120.

The previous prime is 994373813. The next prime is 994373893. The reversal of 994373856 is 658373499.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 436336 + ... + 438608.

It is an arithmetic number, because the mean of its divisors is an integer number (15726984).

Almost surely, 2^994373856 is an apocalyptic number.

994373856 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 994373856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1698514272).

994373856 is an abundant number, since it is smaller than the sum of its proper divisors (2402654688).

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

994373856 is a wasteful number, since it uses less digits than its factorization.

994373856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2334 (or 2316 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The square root of 994373856 is about 31533.6939796149. The cubic root of 994373856 is about 998.1210905771.

The spelling of 994373856 in words is "nine hundred ninety-four million, three hundred seventy-three thousand, eight hundred fifty-six".