4247297 has 8 divisors (see below), whose sum is σ = 4515336. Its totient is φ = 3981312.

The previous prime is 4247281. The next prime is 4247333. The reversal of 4247297 is 7927424.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1635841 + 2611456 = 1279^2 + 1616^2 .

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 4247297 - 2⁴ = 4247281 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 2⁵ + 4¹¹ + 7⁴ + 2¹⁵ + 9³ + 7⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4247227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7073 + ... + 7649.

It is an arithmetic number, because the mean of its divisors is an integer number (564417).

Almost surely, 2^4247297 is an apocalyptic number.

It is an amenable number.

4247297 is a deficient number, since it is larger than the sum of its proper divisors (268039).

4247297 is a wasteful number, since it uses less digits than its factorization.

4247297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027.

The product of its digits is 28224, while the sum is 35.

The square root of 4247297 is about 2060.8971347450. The cubic root of 4247297 is about 161.9462428962.

The spelling of 4247297 in words is "four million, two hundred forty-seven thousand, two hundred ninety-seven".