4393047449 has 8 divisors (see below), whose sum is σ = 5238913920. Its totient is φ = 3601753056.

The previous prime is 4393047427. The next prime is 4393047457. The reversal of 4393047449 is 9447403934.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4393047449 - 2¹⁶ = 4392981913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4393047749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13642844 + ... + 13643165.

It is an arithmetic number, because the mean of its divisors is an integer number (654864240).

Almost surely, 2^4393047449 is an apocalyptic number.

It is an amenable number.

4393047449 is a deficient number, since it is larger than the sum of its proper divisors (845866471).

4393047449 is a wasteful number, since it uses less digits than its factorization.

4393047449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27286039.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The square root of 4393047449 is about 66280.0682633927. The cubic root of 4393047449 is about 1637.7789994008.

The spelling of 4393047449 in words is "four billion, three hundred ninety-three million, forty-seven thousand, four hundred forty-nine".