3447904889 has 16 divisors (see below), whose sum is σ = 4111154880. Its totient is φ = 2850154560.

The previous prime is 3447904853. The next prime is 3447904897. The reversal of 3447904889 is 9884097443.

It is a de Polignac number, because none of the positive numbers 2^k-3447904889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3447904189) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 170354 + ... + 189515.

It is an arithmetic number, because the mean of its divisors is an integer number (256947180).

Almost surely, 2^3447904889 is an apocalyptic number.

It is an amenable number.

3447904889 is a deficient number, since it is larger than the sum of its proper divisors (663249991).

3447904889 is a wasteful number, since it uses less digits than its factorization.

3447904889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359960.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The square root of 3447904889 is about 58718.8631446488. The cubic root of 3447904889 is about 1510.7238739427.

The spelling of 3447904889 in words is "three billion, four hundred forty-seven million, nine hundred four thousand, eight hundred eighty-nine".