9447227449 has 4 divisors (see below), whose sum is σ = 10306066320. Its totient is φ = 8588388580.

The previous prime is 9447227431. The next prime is 9447227459.

9447227449 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9447227449 - 2¹⁷ = 9447096377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9447227396 and 9447227405.

It is not an unprimeable number, because it can be changed into a prime (9447227429) 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 3 ways as a sum of consecutive naturals, for example, 429419419 + ... + 429419440.

It is an arithmetic number, because the mean of its divisors is an integer number (2576516580).

Almost surely, 2^9447227449 is an apocalyptic number.

It is an amenable number.

9447227449 is a deficient number, since it is larger than the sum of its proper divisors (858838871).

9447227449 is a wasteful number, since it uses less digits than its factorization.

9447227449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858838870.

The product of its digits is 4064256, while the sum is 52.

The square root of 9447227449 is about 97196.8489664145. The cubic root of 9447227449 is about 2113.9828375420.

The spelling of 9447227449 in words is "nine billion, four hundred forty-seven million, two hundred twenty-seven thousand, four hundred forty-nine".