8449244 has 12 divisors (see below), whose sum is σ = 14922600. Its totient is φ = 4185648.

The previous prime is 8449223. The next prime is 8449249. The reversal of 8449244 is 4429448.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8449249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9254 + ... + 10125.

It is an arithmetic number, because the mean of its divisors is an integer number (1243550).

Almost surely, 2^8449244 is an apocalyptic number.

It is an amenable number.

8449244 is a deficient number, since it is larger than the sum of its proper divisors (6473356).

8449244 is a wasteful number, since it uses less digits than its factorization.

8449244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19492 (or 19490 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 8449244 is about 2906.7583318879. The cubic root of 8449244 is about 203.6757311460.

The spelling of 8449244 in words is "eight million, four hundred forty-nine thousand, two hundred forty-four".