996540384 has 96 divisors (see below), whose sum is σ = 3086125056. Its totient is φ = 275535360.

The previous prime is 996540331. The next prime is 996540403. The reversal of 996540384 is 483045699.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3087 + ... + 44750.

It is an arithmetic number, because the mean of its divisors is an integer number (32147136).

Almost surely, 2^996540384 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 996540384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1543062528).

996540384 is an abundant number, since it is smaller than the sum of its proper divisors (2089584672).

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

996540384 is a wasteful number, since it uses less digits than its factorization.

996540384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47888 (or 47880 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 996540384 is about 31568.0278763182. The cubic root of 996540384 is about 998.8454622222.

The spelling of 996540384 in words is "nine hundred ninety-six million, five hundred forty thousand, three hundred eighty-four".