996238320 has 640 divisors, whose sum is σ = 4168876032. Its totient is φ = 190771200.

The previous prime is 996238291. The next prime is 996238337. The reversal of 996238320 is 23832699.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21196537 + ... + 21196583.

Almost surely, 2^996238320 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 996238320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2084438016).

996238320 is an abundant number, since it is smaller than the sum of its proper divisors (3172637712).

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

996238320 is a wasteful number, since it uses less digits than its factorization.

996238320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 996238320 is about 31563.2431793693. The cubic root of 996238320 is about 998.7445311242.

The spelling of 996238320 in words is "nine hundred ninety-six million, two hundred thirty-eight thousand, three hundred twenty".