994387056 has 80 divisors (see below), whose sum is σ = 2770822656. Its totient is φ = 305480448.

The previous prime is 994387039. The next prime is 994387073. The reversal of 994387056 is 650783499.

It is an interprime number because it is at equal distance from previous prime (994387039) and next prime (994387073).

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 15 ways as a sum of consecutive naturals, for example, 762501 + ... + 763803.

Almost surely, 2^994387056 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 994387056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1385411328).

994387056 is an abundant number, since it is smaller than the sum of its proper divisors (1776435600).

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

994387056 is a wasteful number, since it uses less digits than its factorization.

994387056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550 (or 2544 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 994387056 is about 31533.9032788521. The cubic root of 994387056 is about 998.1255071387.

The spelling of 994387056 in words is "nine hundred ninety-four million, three hundred eighty-seven thousand, fifty-six".