996937984 has 36 divisors (see below), whose sum is σ = 2274268864. Its totient is φ = 427258368.

The previous prime is 996937979. The next prime is 996937993. The reversal of 996937984 is 489739699.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276372 + ... + 279955.

Almost surely, 2^996937984 is an apocalyptic number.

It is an amenable number.

996937984 is an abundant number, since it is smaller than the sum of its proper divisors (1277330880).

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

996937984 is an equidigital number, since it uses as much as digits as its factorization.

996937984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556350 (or 556336 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 64.

The square root of 996937984 is about 31574.3247592090. The cubic root of 996937984 is about 998.9782844529.

The spelling of 996937984 in words is "nine hundred ninety-six million, nine hundred thirty-seven thousand, nine hundred eighty-four".