4320247 has 2 divisors, whose sum is σ = 4320248. Its totient is φ = 4320246.

The previous prime is 4320241. The next prime is 4320257. The reversal of 4320247 is 7420234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4320247 - 2⁷ = 4320119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4320241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160123 + 2160124.

It is an arithmetic number, because the mean of its divisors is an integer number (2160124).

Almost surely, 2^4320247 is an apocalyptic number.

4320247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4320247 is an equidigital number, since it uses as much as digits as its factorization.

4320247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 4320247 is about 2078.5203871985. The cubic root of 4320247 is about 162.8681609234.

The spelling of 4320247 in words is "four million, three hundred twenty thousand, two hundred forty-seven".