996449872 has 20 divisors (see below), whose sum is σ = 2106133056. Its totient is φ = 452931680.

The previous prime is 996449827. The next prime is 996449891. The reversal of 996449872 is 278944699.

996449872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2830648 + ... + 2830999.

Almost surely, 2^996449872 is an apocalyptic number.

It is an amenable number.

996449872 is an abundant number, since it is smaller than the sum of its proper divisors (1109683184).

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

996449872 is a wasteful number, since it uses less digits than its factorization.

996449872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5661666 (or 5661660 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 58.

The square root of 996449872 is about 31566.5942413812. The cubic root of 996449872 is about 998.8152208527.

The spelling of 996449872 in words is "nine hundred ninety-six million, four hundred forty-nine thousand, eight hundred seventy-two".