844488844 has 6 divisors (see below), whose sum is σ = 1477855484. Its totient is φ = 422244420.

The previous prime is 844488817. The next prime is 844488847. The reversal of 844488844 is 448884448.

It is a super-2 number, since 2×844488844² = 1426322815280912672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 844488791 and 844488800.

It is not an unprimeable number, because it can be changed into a prime (844488847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105561102 + ... + 105561109.

Almost surely, 2^844488844 is an apocalyptic number.

It is an amenable number.

844488844 is a deficient number, since it is larger than the sum of its proper divisors (633366640).

844488844 is a wasteful number, since it uses less digits than its factorization.

844488844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211122215 (or 211122213 counting only the distinct ones).

The product of its digits is 4194304, while the sum is 52.

The square root of 844488844 is about 29060.0902269762. The cubic root of 844488844 is about 945.2165247620.

The spelling of 844488844 in words is "eight hundred forty-four million, four hundred eighty-eight thousand, eight hundred forty-four".