994438788 has 96 divisors (see below), whose sum is σ = 2775354624. Its totient is φ = 271185408.

The previous prime is 994438727. The next prime is 994438793. The reversal of 994438788 is 887834499.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161706 + ... + 167742.

It is an arithmetic number, because the mean of its divisors is an integer number (28909944).

Almost surely, 2^994438788 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 994438788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1387677312).

994438788 is an abundant number, since it is smaller than the sum of its proper divisors (1780915836).

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

994438788 is a wasteful number, since it uses less digits than its factorization.

994438788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6141 (or 6139 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 60.

The square root of 994438788 is about 31534.7235281998. The cubic root of 994438788 is about 998.1428156683.

The spelling of 994438788 in words is "nine hundred ninety-four million, four hundred thirty-eight thousand, seven hundred eighty-eight".