4285247 has 2 divisors, whose sum is σ = 4285248. Its totient is φ = 4285246.

The previous prime is 4285219. The next prime is 4285249. The reversal of 4285247 is 7425824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4285247 - 2¹⁰ = 4284223 is a prime.

Together with 4285249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4285249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2142623 + 2142624.

It is an arithmetic number, because the mean of its divisors is an integer number (2142624).

Almost surely, 2^4285247 is an apocalyptic number.

4285247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4285247 is an equidigital number, since it uses as much as digits as its factorization.

4285247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17920, while the sum is 32.

The square root of 4285247 is about 2070.0838147283. The cubic root of 4285247 is about 162.4271484093.

The spelling of 4285247 in words is "four million, two hundred eighty-five thousand, two hundred forty-seven".