805448044 has 6 divisors (see below), whose sum is σ = 1409534084. Its totient is φ = 402724020.

The previous prime is 805448041. The next prime is 805448047. The reversal of 805448044 is 440844508.

It is an interprime number because it is at equal distance from previous prime (805448041) and next prime (805448047).

It is a junction number, because it is equal to n+sod(n) for n = 805447994 and 805448012.

It is not an unprimeable number, because it can be changed into a prime (805448041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100681002 + ... + 100681009.

Almost surely, 2^805448044 is an apocalyptic number.

It is an amenable number.

805448044 is a deficient number, since it is larger than the sum of its proper divisors (604086040).

805448044 is a wasteful number, since it uses less digits than its factorization.

805448044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201362015 (or 201362013 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 37.

The square root of 805448044 is about 28380.4165579013. The cubic root of 805448044 is about 930.4202994827.

It can be divided in two parts, 80544 and 8044, that added together give a palindrome (88588).

The spelling of 805448044 in words is "eight hundred five million, four hundred forty-eight thousand, forty-four".