4208947 has 2 divisors, whose sum is σ = 4208948. Its totient is φ = 4208946.

The previous prime is 4208933. The next prime is 4208959. The reversal of 4208947 is 7498024.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4208947 - 2¹¹ = 4206899 is a prime.

It is not a weakly prime, because it can be changed into another prime (4208447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104473 + 2104474.

It is an arithmetic number, because the mean of its divisors is an integer number (2104474).

Almost surely, 2^4208947 is an apocalyptic number.

4208947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4208947 is an equidigital number, since it uses as much as digits as its factorization.

4208947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 4208947 is about 2051.5718364220. The cubic root of 4208947 is about 161.4573495863.

The spelling of 4208947 in words is "four million, two hundred eight thousand, nine hundred forty-seven".