3447943868 has 12 divisors (see below), whose sum is σ = 6057381792. Its totient is φ = 1717263360.

The previous prime is 3447943843. The next prime is 3447943979. The reversal of 3447943868 is 8683497443.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1675988 + ... + 1678043.

It is an arithmetic number, because the mean of its divisors is an integer number (504781816).

Almost surely, 2^3447943868 is an apocalyptic number.

It is an amenable number.

3447943868 is a deficient number, since it is larger than the sum of its proper divisors (2609437924).

3447943868 is a wasteful number, since it uses less digits than its factorization.

3447943868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3354292 (or 3354290 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 56.

The square root of 3447943868 is about 58719.1950557907. The cubic root of 3447943868 is about 1510.7295668959.

The spelling of 3447943868 in words is "three billion, four hundred forty-seven million, nine hundred forty-three thousand, eight hundred sixty-eight".