8409244 has 6 divisors (see below), whose sum is σ = 14716184. Its totient is φ = 4204620.

The previous prime is 8409239. The next prime is 8409263. The reversal of 8409244 is 4429048.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051152 + ... + 1051159.

Almost surely, 2^8409244 is an apocalyptic number.

It is an amenable number.

8409244 is a deficient number, since it is larger than the sum of its proper divisors (6306940).

8409244 is a wasteful number, since it uses less digits than its factorization.

8409244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102315 (or 2102313 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 8409244 is about 2899.8696522430. The cubic root of 8409244 is about 203.3538120256.

The spelling of 8409244 in words is "eight million, four hundred nine thousand, two hundred forty-four".