1447408844 has 18 divisors (see below), whose sum is σ = 2946511260. Its totient is φ = 620317992.

The previous prime is 1447408759. The next prime is 1447408861. The reversal of 1447408844 is 4488047441.

It is a junction number, because it is equal to n+sod(n) for n = 1447408795 and 1447408804.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3692174 + ... + 3692565.

It is an arithmetic number, because the mean of its divisors is an integer number (163695070).

Almost surely, 2^1447408844 is an apocalyptic number.

1447408844 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1447408844 is an abundant number, since it is smaller than the sum of its proper divisors (1499102416).

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

1447408844 is a wasteful number, since it uses less digits than its factorization.

1447408844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7384757 (or 7384748 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 44.

The square root of 1447408844 is about 38044.8267705348. The cubic root of 1447408844 is about 1131.1765863696.

The spelling of 1447408844 in words is "one billion, four hundred forty-seven million, four hundred eight thousand, eight hundred forty-four".