996248881 has 4 divisors (see below), whose sum is σ = 996312064. Its totient is φ = 996185700.

The previous prime is 996248821. The next prime is 996248899. The reversal of 996248881 is 188842699.

996248881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 188842699 = 691 ⋅273289.

It is a cyclic number.

It is not a de Polignac number, because 996248881 - 2⁷ = 996248753 is a prime.

It is a super-2 number, since 2×996248881² = 1985023665787504322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (996248821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13816 + ... + 46726.

It is an arithmetic number, because the mean of its divisors is an integer number (249078016).

Almost surely, 2^996248881 is an apocalyptic number.

It is an amenable number.

996248881 is a deficient number, since it is larger than the sum of its proper divisors (63183).

996248881 is a wasteful number, since it uses less digits than its factorization.

996248881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63182.

The product of its digits is 1990656, while the sum is 55.

The square root of 996248881 is about 31563.4104779569. The cubic root of 996248881 is about 998.7480603011.

The spelling of 996248881 in words is "nine hundred ninety-six million, two hundred forty-eight thousand, eight hundred eighty-one".