994967784 has 96 divisors (see below), whose sum is σ = 2733419520. Its totient is φ = 326930688.

The previous prime is 994967773. The next prime is 994967819. The reversal of 994967784 is 487769499.

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 23 ways as a sum of consecutive naturals, for example, 2130319 + ... + 2130785.

It is an arithmetic number, because the mean of its divisors is an integer number (28473120).

Almost surely, 2^994967784 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 994967784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1366709760).

994967784 is an abundant number, since it is smaller than the sum of its proper divisors (1738451736).

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

994967784 is a wasteful number, since it uses less digits than its factorization.

994967784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839 (or 832 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 63.

The square root of 994967784 is about 31543.1099291113. The cubic root of 994967784 is about 998.3197730854.

The spelling of 994967784 in words is "nine hundred ninety-four million, nine hundred sixty-seven thousand, seven hundred eighty-four".