8044247 has 4 divisors (see below), whose sum is σ = 8517456. Its totient is φ = 7571040.

The previous prime is 8044243. The next prime is 8044249. The reversal of 8044247 is 7424408.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8044247 - 2² = 8044243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8044243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236579 + ... + 236612.

It is an arithmetic number, because the mean of its divisors is an integer number (2129364).

Almost surely, 2^8044247 is an apocalyptic number.

8044247 is a deficient number, since it is larger than the sum of its proper divisors (473209).

8044247 is a wasteful number, since it uses less digits than its factorization.

8044247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473208.

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 8044247 is about 2836.2381775866. The cubic root of 8044247 is about 200.3680472905.

The spelling of 8044247 in words is "eight million, forty-four thousand, two hundred forty-seven".