996409500 has 48 divisors (see below), whose sum is σ = 2901548832. Its totient is φ = 265708800.

The previous prime is 996409499. The next prime is 996409507. The reversal of 996409500 is 5904699.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996409507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330637 + ... + 333636.

It is an arithmetic number, because the mean of its divisors is an integer number (60448934).

Almost surely, 2^996409500 is an apocalyptic number.

It is an amenable number.

996409500 is an abundant number, since it is smaller than the sum of its proper divisors (1905139332).

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

996409500 is a wasteful number, since it uses less digits than its factorization.

996409500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664295 (or 664283 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 996409500 is about 31565.9547614198. The cubic root of 996409500 is about 998.8017313925.

The spelling of 996409500 in words is "nine hundred ninety-six million, four hundred nine thousand, five hundred".