3847442449 has 8 divisors (see below), whose sum is σ = 4064255840. Its totient is φ = 3632060736.

The previous prime is 3847442429. The next prime is 3847442483. The reversal of 3847442449 is 9442447483.

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 3847442449 - 2¹⁵ = 3847409681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3847442429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352392 + ... + 363145.

It is an arithmetic number, because the mean of its divisors is an integer number (508031980).

Almost surely, 2^3847442449 is an apocalyptic number.

It is an amenable number.

3847442449 is a deficient number, since it is larger than the sum of its proper divisors (216813391).

3847442449 is a wasteful number, since it uses less digits than its factorization.

3847442449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715839.

The product of its digits is 3096576, while the sum is 49.

The square root of 3847442449 is about 62027.7554728526. The cubic root of 3847442449 is about 1566.9580772897.

The spelling of 3847442449 in words is "three billion, eight hundred forty-seven million, four hundred forty-two thousand, four hundred forty-nine".