8229447 has 12 divisors (see below), whose sum is σ = 11915280. Its totient is φ = 5473248.

The previous prime is 8229443. The next prime is 8229461. The reversal of 8229447 is 7449228.

It is not a de Polignac number, because 8229447 - 2² = 8229443 is a prime.

8229447 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8229443) 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 11 ways as a sum of consecutive naturals, for example, 4318 + ... + 5924.

It is an arithmetic number, because the mean of its divisors is an integer number (992940).

Almost surely, 2^8229447 is an apocalyptic number.

8229447 is a deficient number, since it is larger than the sum of its proper divisors (3685833).

8229447 is a wasteful number, since it uses less digits than its factorization.

8229447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182 (or 2179 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 8229447 is about 2868.7012740960. The cubic root of 8229447 is about 201.8940643110.

The spelling of 8229447 in words is "eight million, two hundred twenty-nine thousand, four hundred forty-seven".