3447443856 has 40 divisors (see below), whose sum is σ = 8916443200. Its totient is φ = 1147787136.

The previous prime is 3447443827. The next prime is 3447443869. The reversal of 3447443856 is 6583447443.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1156 + ... + 83043.

It is an arithmetic number, because the mean of its divisors is an integer number (222911080).

Almost surely, 2^3447443856 is an apocalyptic number.

It is an amenable number.

3447443856 is an abundant number, since it is smaller than the sum of its proper divisors (5468999344).

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

3447443856 is a wasteful number, since it uses less digits than its factorization.

3447443856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85063 (or 85057 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 48.

The square root of 3447443856 is about 58714.9372476885. The cubic root of 3447443856 is about 1510.6565359864.

The spelling of 3447443856 in words is "three billion, four hundred forty-seven million, four hundred forty-three thousand, eight hundred fifty-six".