990936336 has 240 divisors, whose sum is σ = 3000182976. Its totient is φ = 279991296.

The previous prime is 990936319. The next prime is 990936343. The reversal of 990936336 is 633639099.

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

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 47 ways as a sum of consecutive naturals, for example, 11938951 + ... + 11939033.

Almost surely, 2^990936336 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 990936336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1500091488).

990936336 is an abundant number, since it is smaller than the sum of its proper divisors (2009246640).

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

990936336 is a wasteful number, since it uses less digits than its factorization.

990936336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 708588, while the sum is 48.

The square root of 990936336 is about 31479.1412843489. The cubic root of 990936336 is about 996.9696046470.

The spelling of 990936336 in words is "nine hundred ninety million, nine hundred thirty-six thousand, three hundred thirty-six".