996633330 has 256 divisors, whose sum is σ = 3239792640. Its totient is φ = 189849600.

The previous prime is 996633329. The next prime is 996633349. The reversal of 996633330 is 33336699.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a nialpdrome in base 10.

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 127 ways as a sum of consecutive naturals, for example, 1609761 + ... + 1610379.

It is an arithmetic number, because the mean of its divisors is an integer number (12655440).

Almost surely, 2^996633330 is an apocalyptic number.

It is a pronic number, being equal to 31569×31570.

It is a practical number, because each smaller number is the sum of distinct divisors of 996633330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1619896320).

996633330 is an abundant number, since it is smaller than the sum of its proper divisors (2243159310).

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

996633330 is a wasteful number, since it uses less digits than its factorization.

996633330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705.

The product of its (nonzero) digits is 236196, while the sum is 42.

The square root of 996633330 is about 31569.4999960405. The cubic root of 996633330 is about 998.8765149206.

The spelling of 996633330 in words is "nine hundred ninety-six million, six hundred thirty-three thousand, three hundred thirty".