996271885 has 16 divisors (see below), whose sum is σ = 1372190976. Its totient is φ = 680220288.

The previous prime is 996271849. The next prime is 996271889. The reversal of 996271885 is 588172699.

It is a cyclic number.

It is not a de Polignac number, because 996271885 - 2¹¹ = 996269837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996271889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52929 + ... + 69238.

It is an arithmetic number, because the mean of its divisors is an integer number (85761936).

Almost surely, 2^996271885 is an apocalyptic number.

It is an amenable number.

996271885 is a deficient number, since it is larger than the sum of its proper divisors (375919091).

996271885 is a wasteful number, since it uses less digits than its factorization.

996271885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122412.

The product of its digits is 2177280, while the sum is 55.

The square root of 996271885 is about 31563.7748851433. The cubic root of 996271885 is about 998.7557474778.

The spelling of 996271885 in words is "nine hundred ninety-six million, two hundred seventy-one thousand, eight hundred eighty-five".