3448448393 has 16 divisors (see below), whose sum is σ = 3814633536. Its totient is φ = 3097828800.

The previous prime is 3448448389. The next prime is 3448448411. The reversal of 3448448393 is 3938448443.

It is a cyclic number.

It is not a de Polignac number, because 3448448393 - 2² = 3448448389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3448448303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48443 + ... + 96143.

It is an arithmetic number, because the mean of its divisors is an integer number (238414596).

Almost surely, 2^3448448393 is an apocalyptic number.

It is an amenable number.

3448448393 is a deficient number, since it is larger than the sum of its proper divisors (366185143).

3448448393 is a wasteful number, since it uses less digits than its factorization.

3448448393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47864.

The product of its digits is 3981312, while the sum is 50.

The square root of 3448448393 is about 58723.4909810376. The cubic root of 3448448393 is about 1510.8032498106.

Adding to 3448448393 its sum of digits (50), we get a palindrome (3448448443).

The spelling of 3448448393 in words is "three billion, four hundred forty-eight million, four hundred forty-eight thousand, three hundred ninety-three".