993504984 has 32 divisors (see below), whose sum is σ = 2614488000. Its totient is φ = 313738272.

The previous prime is 993504971. The next prime is 993504991. The reversal of 993504984 is 489405399.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088914 + ... + 1089825.

It is an arithmetic number, because the mean of its divisors is an integer number (81702750).

Almost surely, 2^993504984 is an apocalyptic number.

It is an amenable number.

993504984 is an abundant number, since it is smaller than the sum of its proper divisors (1620983016).

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

993504984 is a wasteful number, since it uses less digits than its factorization.

993504984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178767 (or 2178763 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 993504984 is about 31519.9140861773. The cubic root of 993504984 is about 997.8302904318.

The spelling of 993504984 in words is "nine hundred ninety-three million, five hundred four thousand, nine hundred eighty-four".