994381824 has 52 divisors (see below), whose sum is σ = 2651393936. Its totient is φ = 331456512.

The previous prime is 994381723. The next prime is 994381847. The reversal of 994381824 is 428183499.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28174 + ... + 52749.

Almost surely, 2^994381824 is an apocalyptic number.

It is an amenable number.

994381824 is an abundant number, since it is smaller than the sum of its proper divisors (1657012112).

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

994381824 is an equidigital number, since it uses as much as digits as its factorization.

994381824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80950 (or 80928 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 994381824 is about 31533.8203204115. The cubic root of 994381824 is about 998.1237565789.

The spelling of 994381824 in words is "nine hundred ninety-four million, three hundred eighty-one thousand, eight hundred twenty-four".