994039872 has 336 divisors, whose sum is σ = 3307933440. Its totient is φ = 261854208.

The previous prime is 994039841. The next prime is 994039883. The reversal of 994039872 is 278930499.

It is a tau number, because it is divible by the number of its divisors (336).

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, 11976343 + ... + 11976425.

It is an arithmetic number, because the mean of its divisors is an integer number (9845040).

Almost surely, 2^994039872 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 994039872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1653966720).

994039872 is an abundant number, since it is smaller than the sum of its proper divisors (2313893568).

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

994039872 is a wasteful number, since it uses less digits than its factorization.

994039872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 994039872 is about 31528.3978660509. The cubic root of 994039872 is about 998.0093305313.

The spelling of 994039872 in words is "nine hundred ninety-four million, thirty-nine thousand, eight hundred seventy-two".