4280747 has 2 divisors, whose sum is σ = 4280748. Its totient is φ = 4280746.

The previous prime is 4280741. The next prime is 4280767. The reversal of 4280747 is 7470824.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4280747 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4280741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2140373 + 2140374.

It is an arithmetic number, because the mean of its divisors is an integer number (2140374).

Almost surely, 2^4280747 is an apocalyptic number.

4280747 is a deficient number, since it is larger than the sum of its proper divisors (1).

4280747 is an equidigital number, since it uses as much as digits as its factorization.

4280747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 4280747 is about 2068.9966167203. The cubic root of 4280747 is about 162.3702727949.

The spelling of 4280747 in words is "four million, two hundred eighty thousand, seven hundred forty-seven".