4247347 has 8 divisors (see below), whose sum is σ = 4626720. Its totient is φ = 3875520.

The previous prime is 4247333. The next prime is 4247363. The reversal of 4247347 is 7437424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4247347 - 2¹⁹ = 3723059 is a prime.

It is a d-powerful number, because it can be written as 4² + 2¹⁵ + 4⁵ + 7⁴ + 3³ + 4¹¹ + 7⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4247377) 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 7 ways as a sum of consecutive naturals, for example, 679 + ... + 2992.

It is an arithmetic number, because the mean of its divisors is an integer number (578340).

Almost surely, 2^4247347 is an apocalyptic number.

4247347 is a deficient number, since it is larger than the sum of its proper divisors (379373).

4247347 is a wasteful number, since it uses less digits than its factorization.

4247347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3773.

The product of its digits is 18816, while the sum is 31.

The square root of 4247347 is about 2060.9092653487. The cubic root of 4247347 is about 161.9468783811.

The spelling of 4247347 in words is "four million, two hundred forty-seven thousand, three hundred forty-seven".