6247243 has 2 divisors, whose sum is σ = 6247244. Its totient is φ = 6247242.

The previous prime is 6247231. The next prime is 6247247. The reversal of 6247243 is 3427426.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6247243 is a prime.

6247243 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6247247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3123621 + 3123622.

It is an arithmetic number, because the mean of its divisors is an integer number (3123622).

Almost surely, 2^6247243 is an apocalyptic number.

6247243 is a deficient number, since it is larger than the sum of its proper divisors (1).

6247243 is an equidigital number, since it uses as much as digits as its factorization.

6247243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 28.

The square root of 6247243 is about 2499.4485391782. The cubic root of 6247243 is about 184.1744859489.

The spelling of 6247243 in words is "six million, two hundred forty-seven thousand, two hundred forty-three".