4056847 has 2 divisors, whose sum is σ = 4056848. Its totient is φ = 4056846.

The previous prime is 4056817. The next prime is 4056851. The reversal of 4056847 is 7486504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4056847 - 2⁷ = 4056719 is a prime.

4056847 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4056817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028423 + 2028424.

It is an arithmetic number, because the mean of its divisors is an integer number (2028424).

Almost surely, 2^4056847 is an apocalyptic number.

4056847 is a deficient number, since it is larger than the sum of its proper divisors (1).

4056847 is an equidigital number, since it uses as much as digits as its factorization.

4056847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 4056847 is about 2014.1616121851. The cubic root of 4056847 is about 159.4885622508.

The spelling of 4056847 in words is "four million, fifty-six thousand, eight hundred forty-seven".